June 28, 2010

GAO Report States That EPA Faces Challenges in Regulating Risk of Nanomaterials

According to a report released on June 25, 2010, by the U.S. Government Accountability Office (GAO), the U.S. Environmental Protection Agency (EPA) faces challenges in effectively regulating nanomaterials that may be released in air, water, and waste because EPA lacks the technology to monitor and characterize these materials, or the statutes include volume-based regulatory thresholds that may be too high for effectively regulating the production and disposal of nanomaterials. In...
June 25, 2010

OECD Publishes Guidance Manual And Preliminary Guidance Notes

On June 8, 2010, the Organization for Economic Cooperation and Development (OECD) announced the publication of two materials for use in the OECD Sponsorship Programme. The first is a revision of the Guidance Manual for the Testing of Manufactured Nanomaterials. According to OECD, the revised Guidance “is intended to support the testing undertaken in the context of OECD’S Sponsorship Programme and to ensure that the information collected from this testing programme be reliable, accurate,...
June 22, 2010

PCAST Seeks Comment on Technology’s Golden Triangle

The President’s Council of Advisors on Science and Technology (PCAST) seeks comment from stakeholders on how the federal government can best use its resources so three of the “newest and most promising technologies,” including nanotechnology, “provide the greatest economic benefits to society.” The President’s Innovation and Technology Advisory Committee (PITAC), which is part of PCAST, is soliciting information and ideas from stakeholders — including the research community,...
June 21, 2010

ECHA Publishes Technical Manual for Including Nanoforms in an IUCLID Dossier

On June 11, 2010, the European Chemicals Agency (ECHA) announced the availability of a technical manual for including nanoforms in an International Uniform Chemical Information Database (IUCLID) dossier. The Nanomaterials in IUCLID 5.2 Industry User Manual “gives practical instruction to [Registration, Evaluation, Authorization and Restriction of Chemicals (REACH)] registrants on how to include information on different forms of a substance in a IUCLID 5.2 dossier.” The...
June 18, 2010

EU and China Sign MOU Concerning Nanotechnology Risk Assessment

On June 6, 2010, the European Commission (EC) Joint Research Center Institute for Health and Consumer Protection (JRC-IHCP) and the Chinese Academy of Inspection and Quarantine signed a Memorandum of Understanding (MOU) at the European Union (EU)-China Food Safety Scientific Seminar held at the Shanghai World Expo.  According to JRC-IHCP, “[b]oth institutions provide technical support for policy makers and aim to reinforce their co-operation in scientific research for consumer...
June 17, 2010

Germany’s BfR Recommends Manufacturers Not Use Nanoscale Silver Ions in Consumer Products

On June 10, 2010, the Federal Institute for Risk Assessment (BfR) issued a press release entitled “Nanosilver has no place in food, textiles or cosmetics,” which states “BfR currently advises against using nanoscale silver ions in consumer products.” According to BfR, manufacturers of consumer products “have made use of the antimicrobial properties of silver ions for some time now,” and “silver particles in the nanorange have likewise been used.” BfR states: “It...
June 14, 2010

House Bill Would Reauthorize NNI

On May 28, 2010, the House passed, by a vote of 262-150, the America COMPETES Reauthorization Act of 2010 (H.R. 5116), which would authorize funding for the National Nanotechnology Initiative (NNI), as well as the National Science Foundation (NSF), National Institute of Standards and Technology (NIST), and Department of Energy (DOE) Office of Science activities. The bill includes language from H.R. 554, the NNI Amendments Act of 2009, which the House passed in February 2009. H.R. 5116 would...
June 9, 2010

FDA Posts MAPP on Reporting Format for Nanotechnology-Related Information

On June 3, 2010, the Food and Drug Administration (FDA) Center for Drug Evaluation and Research (CDER) Office of Pharmaceutical Science (OPS) posted on its website a Manual of Policies and Procedures (MAPP) entitled “Reporting Format for Nanotechnology-Related Information in CMC Review.” The purpose of the MAPP is to provide chemistry, manufacturing, and controls (CMC) reviewers within OPS with the framework by which relevant information about nanomaterial-containing drugs will now be...
June 8, 2010

EP Committee Adds Nanosilver and Long Multi-Walled Carbon Nanotubes to Proposed RoHS Recast

On June 2, 2010, the European Parliament (EP) Committee on the Environment, Public Health, and Food Safety approved the proposed recast of the Directive on the Restrictions of Hazardous Substances (RoHS) in Electrical and Electronic Equipment, with 55 votes in favor, one against, and two abstentions. The Committee adopted amendments adding nanosilver and long multi-walled carbon nanotubes (MWCNT) to Annex IV, despite the fact that nanomaterials were not included in earlier proposals. In...
June 1, 2010

SNWG Concerned About EPA’s Regulation of Nanoscale Pesticide Products

In a May 25, 2010, letter to the U.S. Environmental Protection Agency (EPA) Office of Chemical Safety and Pollution Prevention (OCSPP), the Silver Nanotechnology Working Group (SNWG) expressed its concern regarding the pending Office of Pesticide Programs (OPP) interpretation concerning the regulation of nanoscale pesticide products. In its letter, SNWG states that the new interpretation, which “includes an unsupported and arbitrary definition of ‘nanomaterial’ and ignores...
May 26, 2010

ECHA Revising REACH Guidance Documents to Include Nanomaterials

During the Helsinki Chemicals Forum 2010, Jukka Malm, European Chemicals Agency (ECHA) Assessment Director stated that ECHA is revising its Registration, Evaluation, Authorization and Restriction of Chemicals (REACH) guidance documents to include technical instructions to help companies include nanomaterials in their registration dossiers and other compliance obligations for substances they make or import. According to Malm, ECHA is following “international developments,” particularly work...
May 20, 2010

ILO Publishes Booklet On Emerging Hazards

On April 27, 2010, ILO published a booklet entitled “Emerging Risks and New Patterns of Prevention in a Changing World of Work,” which summarizes new occupational safety and health issues, including those related to technical innovations such as nanotechnology. The booklet states: There is a big knowledge gap between advances in the application of nanotechnology and its impact on health. Due to the extensive and highly diversified use of nanomaterials in industry, the number of...
May 12, 2010

OECD Posts Reports Concerning Nanomaterials

The Organization for Economic Cooperation and Development (OECD) posted on May 5, 2010, two reports concerning nanomaterials: Report of the Workshop on Risk Assessment of Manufactured Nanomaterials in a Regulatory Context: This is the Report of the September 2009 Workshop on Risk Assessment of Manufactured Nanomaterials in Regulatory Context, which was co-hosted by the Business and Industry Advisory Committee (BIAC) and the Society for Risk Analysis (SRA). According to OECD, the Workshop...
May 11, 2010

EP Committee Votes to Require Risk Assessments and Labeling for Food Products Containing Nanomaterials

On May 4, 2010, the European Parliament (EP) Committee on the Environment, Public Health, and Food Safety voted on draft legislation regarding “novel foods,” which are defined as those that have not been consumed to a significant degree in the European Union (EU) before May 1997. Under the legislation, foods produced by nanotechnology processes would be required to undergo risk assessment before being approved for use, and approved products would be subject to labeling...
May 5, 2010

PPDC Discusses Nanotechnology and Pesticides

On April 29, 2010, during the U.S. Environmental Protection Agency’s (EPA) Pesticide Program Dialogue Committee (PPDC) meeting, William Jordan, Senior Policy Advisor, Office of Pesticide Programs (OPP), presented slides regarding nanotechnology and pesticides. Jordan briefly described how OPP is defining nanoscale materials and how the technology is being applied to the field of pesticides. His presentation described OPP’s recent consultation with EPA’s Scientific...
April 29, 2010

MATTER Will Hold Conference on Corporate Responsibility and Emerging Technologies

MATTER and the Economic and Social Research Council Centre for Business, Relationships, Sustainability, and Society at Cardiff University will hold a joint conference entitled “Corporate Responsibility and Emerging Technologies: How Nanotechnologies Are Shaping the CSR Agenda” on June 4, 2010, in London. The free conference is intended to focus on the social and ethical dilemmas involved in the use of emerging technologies. The conference is open to all companies and stakeholders who...
April 23, 2010

OEHHA Announces Draft Nanotechnology Policy Framework for California

On April 22, 2010, the California Office of Environmental Health Hazard Assessment (OEHHA) announced that, on May 5, 2010, the University of California at San Francisco’s (UCSF) Program on Reproductive Health will hear comments from an expert panel and the public on a draft UCSF document entitled “A Nanotechnology Policy Framework: Policy Recommendations for Addressing Potential Health Risks from Nanomaterials in California.” The draft document includes a number of recommendations for...
April 22, 2010

TSCA Reform Bills Address Substance Characteristics

On April 15, 2010, Senator Frank R. Lautenberg (D-NJ) released the text of the Safe Chemicals Act of 2010 (S.3209), which is intended to address the “core failings” of the Toxic Substances Control Act (TSCA). Also on April 15, 2010, Representatives Bobby Rush (D-IL), Chair of the Subcommittee on Commerce, Trade, and Consumer Protection, and Henry Waxman (D-CA), Chair of the Energy and Commerce Committee, released a discussion draft of their TSCA reform legislation, the Toxics Chemicals...
April 20, 2010

NIOSH Announces Publication Of Research Paper On Biodegradation Of Carbon Nanotubes

The National Institute for Occupational Safety and Health (NIOSH) announced that laboratory studies, reported in a paper posted online by the journal Nature Nanotechnology on April 4, 2010, discovered that carbon nanotubes were biodegraded by an enzyme found in white blood cells, neutrophils.  According to NIOSH, the researchers demonstrated that, unlike carbon nanotubes that were not biodegraded in this way, the biodegraded nanotubes did not cause inflammation in the lungs of mice.  NIOSH...
April 16, 2010

Researchers Compare Toxicity of Different Sized Particles of Zinc Oxide

In a February 15, 2010, article entitled “ZnO Particulate Matter Requires Cell Contact for Toxicity in Human Colon Cancer Cells,” researchers report their results of a comparison of the toxicity of two commercial types of zinc oxide (ZnO) to colon cells. According to the researchers, the nano-sized ZnO was more cytotoxic than micrometer-sized ZnO. The researchers state: “Unintended exposure to nano-sized zinc oxide from children accidentally eating sunscreen products is a typical public...
April 16, 2010

EPA Chemical Enforcement Focuses on Nanoscale Materials Manufacturers

On March 30, 2010, Michael Bellot, Chief of the U.S. Environmental Protection Agency (EPA) Chemical Risk and Reporting Enforcement Branch, of the Office of Civil Enforcement, Waste and Chemical Enforcement Division, spoke at the Global Chemical Regulations Conference last week. Bellot described manufacturers of nanoscale materials as a “target-rich environment,” and stated that two-thirds of EPA’s 2009 chemical enforcement activity focused on nanoscale materials manufacturers. EPA did...
April 14, 2010

EPA Awards $2 Million to Small Businesses to Develop Innovative Technologies

On April 5, 2010, the U.S. Environmental Protection Agency (EPA) announced that its Small Business Innovation Research (SBIR) Program awarded $2.38 million to 34 small businesses to develop “innovative, sustainable technologies to protect human health and the environment.” The awards focus on the following environmental research areas: increasing the efficiency of green building materials and systems; manufacturing innovation; prevention, monitoring, and control using nanotechnology;...
April 13, 2010

New OSTP Group Will Address Nanotechnology Issues

During the National Nanotechnology Initiative’s (NNI) March 30-31, 2010, conference regarding “Risk Management Methods & Ethical, Legal, and Societal Implications of Nanotechnology,” Tom Kalil, White House Office of Science and Technology Policy (OSTP), announced that the OSTP would create a new interagency group on emerging technologies, including nanotechnology. Kalil’s announcement is reported in an American Association for the Advancement of Science (AAAS) policy alert, which...
March 26, 2010

African Governments Adopt Resolution Urging Safe Handling of Nanomaterials

The January 25-29, 2010, African regional meeting on the implementation of the Strategic Approach to International Chemicals Management (SAICM) included a workshop on nanotechnology. During the meeting, 53 governments adopted a resolution that calls for a ban on the shipment of waste containing nanomaterials to countries that cannot adequately manage them; legal provisions to ensure the safe use and disposal of nanomaterials; and bio-monitoring for people exposed to...
March 23, 2010

UK Publishes Nanotechnology Strategy

On March 18, 2010, the United Kingdom (UK) Department for Business, Innovation and Skills (BIS) announced publication of UK Nanotechnologies Strategy: Small Technologies, Great Opportunities, which sets out how the government intends to take action to ensure that everyone safely benefits from the societal and economic opportunities that these technologies offer, while addressing the challenges that they might present. The Strategy includes the following key actions:...
March 19, 2010

EP Environment Committee Approves Draft Legislation That Would Require Labeling For Nanomaterials In Food

On March 16, 2010, the EP Environment Committee approved draft legislation intended to modernize, simplify, and clarify food labeling within the EU. The legislation would make minor changes to existing rules on required labeling information, such as name, list of ingredients, “best before” or “use by” date, specific conditions of use, and add a requirement to list key nutritional information. The Committee added that showing the country of origin should also be...
March 18, 2010

Proposed Bill Would Amend CEPA To Address Nanomaterials

On March 10, 2010, Member of Parliament Peter Julian (NDP) tabled legislation (Bill C-494) in the House of Commons that would amend the Canadian Environmental Protection Act, 1999 (CEPA) to implement procedures for the investigation and assessment of nanomaterials. The bill includes provisions concerning adding nanomaterials to the Domestic Substances List (DSL), notification of significant new activity, risk assessment procedures, and would establish a public inventory of nanotechnology and...
March 16, 2010

EPA DfE Program Announces Lithium-ion Batteries and Nanotechnology Partnership

On March 4, 2010, the U.S. Environmental Protection Agency (EPA) Design for the Environment (DfE) Program announced a partnership led by the DfE Program and Office of Research and Development (ORD). The partnership is conducting a screening-level life-cycle assessment of currently manufactured lithium-ion battery technologies and a next generation battery component that uses single-wall carbon nanotube technology. According to the DfE Program, the partnership offers the opportunity to...
March 12, 2010

FDA Responds to EWG’s Letter Concerning Sunscreen Guidelines

In a March 2, 2010 letter, the Food and Drug Administration (FDA) responded to the Environmental Working Group’s (EWG) July 15, 2009, letter concerning sunscreen guidelines. EWG criticized the FDA for not having guidelines for sunscreen safety and efficacy. According to EWG, companies continue to profit by misleading consumers about the protection offered by their products. EWG urged FDA to publish a final rule for its August 2007 draft sunscreen...
March 11, 2010

American Academy of Dermatology Annual Meeting Includes Presentation on Nanotechnology in Cosmetic Products

During the 68th annual meeting of the American Academy of Dermatology, on March 4, 2010, dermatologist Adnan Nasir, M.D., Ph.D., F.A.A.D., gave a presentation on nanotechnology and how nanoparticles may eventually be used in cosmetic products. According to Dr. Nasir, the cosmetic industry leads all other industries in the number of patents for nanoparticles, which have the potential to enhance sunscreens, shampoos, conditioners, lipsticks, eye shadows, moisturizers, deodorants, after-shave...
March 10, 2010

EC Requests Accelerated SCENIHR Scientific Opinion on the Scientific Basis for the Definition of the Term “Nanomaterial”

On March 1, 2010, the European Commission (EC) issued a request, via the accelerated procedure, for a scientific opinion on the scientific basis for the definition of the term “nanomaterial” from the Scientific Committee on Emerging and Newly Identified Health Risks (SCENIHR). According to the EC, its services “urgently need to elaborate a working definition of the term ‘nanomaterials’ to ensure the consistency of forthcoming regulatory developments to guide, as appropriate, the...
March 8, 2010

Health Canada Adopts Interim Policy Statement on Health Canada’s Working Definition for Nanomaterials

On March 1, 2010, Health Canada began a public consultation on its adoption of the Interim Policy Statement on Health Canada’s Working Definition for Nanomaterials (Interim Policy). Although Health Canada is accepting comments, it states that the Interim Policy “is effective immediately.” In preparing the Interim Policy, Health Canada states that it sought the informal feedback of some international stakeholders, industry trade groups, standards associations, and other Canadian...
March 2, 2010

NanoBusiness Alliance Will Hold Ninth Annual Washington DC Roundtable

The NanoBusiness Alliance will hold its Ninth Annual Washington DC Roundtable on March 15-17, 2010, and it will begin with a networking dinner and reception. Legislative meetings are scheduled for March 16, 2010. On March 17, 2010, during the NanoBusiness Alliance Federal Roundtable, Charles Auer will moderate, and Lynn L. Bergeson will participate in, a panel on chemical and consumer product risk management policy and regulatory actions. The Roundtable is intended to stimulate dialogue...
February 10, 2010

SNWG Responds to SAP Report on Nanosilver and Other Nanometal Oxide Pesticide Products

In a February 5, 2010, letter to the U.S. Environmental Protection Agency (EPA) Office of Pesticide Programs, the Silver Nanotechnology Working Group (SNWG) provides its reactions to the recent Scientific Advisory Panel (SAP) report on nanosilver and other nanometal oxide pesticide products. In its letter, SNWG highlights a number of the statements and recommendations from the SAP report that it considers “highly relevant for the shaping of EPA policy towards nanosilver...
February 9, 2010

EPA SAP Releases Report on Nanosilver and Other Nanometal Pesticide Products

The U.S. Environmental Protection Agency (EPA) Scientific Advisory Panel (SAP) has released the minutes of its November 3-5, 2009, meeting regarding evaluation of the hazard and exposure associated with nanosilver and other nanometal pesticide products.  In addition to the general observations noted here, more information is available in our February 8, 2010, memorandum. First, the SAP final recommendations address nanosilver almost entirely, and little or no mention is...
January 28, 2010

NIOSH Announces Articles Addressing Nanomaterial Exposure Issues

On January 19, 2010, the National Institute for Occupational Safety and Health (NIOSH) announced three new peer-reviewed articles co-authored by NIOSH researchers. According to NIOSH, the articles report findings and conclusions from studies that examined issues related to potential occupational exposure to engineered nanomaterials. Two articles in the Journal of Occupational and Environmental Hygiene report on the design and application of the nanomaterial emission assessment technique,...
January 14, 2010

House of Lords Committee Releases Report on Nanotechnologies and Food

On January 8, 2010, the United Kingdom (UK) House of Lords Science and Technology Committee announced the availability of its report entitled Nanotechnologies and Food, which criticizes the food industry for failing to be transparent about its research into the uses of nanotechnologies and nanomaterials. In its report, the Committee urges the Government and Research Councils to fund research into potential health and safety risks arising from the use of nanomaterials in the food sector. The...
January 13, 2010

EPA Extends Comment Period for Proposed CNT SNURs

On January 8, 2010, the U.S. Environmental Protection Agency (EPA) extended until February 8, 2010, the comment period for its November 6, 2009, proposed significant new use rules (SNUR) for multi-walled carbon nanotubes (CNT) and single-walled CNTs.  According to the January 8, 2010, notice, EPA received a request to extend the comment period.  On December 1, 2009, the U.S. World Trade Organization (WTO) Technical Barriers to Trade (TBT) Inquiry Point at the National Institute of Standards...
December 29, 2009

Wisconsin Legislature Considers Nanotechnology Registry

In a December 16, 2009, letter, three members of the Wisconsin Assembly requested that a Legislative Council study be conducted on the feasibility of creating a nanotechnology registry and the development of subsequent legislation to monitor the use, manufacture, and disposal of nanomaterials in Wisconsin. The letter, signed by State Representatives Terese Berceau (D), Chuck Benedict (D), and Penny Bernard Schaber (D), notes that entities manufacturing or using nanomaterials in Wisconsin are...
December 28, 2009

Bayer Material Sciences Announces OEL for Baytubes

Last month, Bayer Material Science (BMS) announced that it derived an occupational exposure limit (OEL) of 0.05 milligrams per cubic meter (mg/m3) for Baytubes, BMS multi-wall carbon nanotubes. According to BMS, “[t]he latest results of sub-chronic inhalation studies support the conclusion that Baytubes act like poorly soluble particles.” BMS derived the OEL based on previous single and recent repeated inhalation studies. BMS states: “All relevant information...
December 18, 2009

NIOSH Announces Conference on Nanomaterials and Worker Health

The National Institute for Occupational Safety and Health (NIOSH) announced that it will hold a conference entitled “Nanomaterials and Worker Health:  Medical Surveillance, Exposure Registries, and Epidemiologic Research,” on July 21-23, 2010, at the Keystone Resort and Conference Center in Keystone, Colorado. According to NIOSH, the goal of the conference is to identify gaps in information and address questions focusing on occupational health surveillance, exposure registries, and...
December 11, 2009

SNWG Presents Data on Silver and Nanotechnology to the SAP

The Silver Nanotechnology Working Group (SNWG) issued a press release regarding its presentation to the U.S. Environmental Protection Agency’s (EPA) Scientific Advisory Panel (SAP) at its November 3-6, 2009, meeting. EPA asked the SAP “to consider and review a set of scientific issues related to the assessment of hazard and exposure associated with nanosilver and other nanometal pesticide products.” According to EPA, companies with an interest in marketing products that contain...
November 26, 2009

NIOSH Updates Nanotechnology Research Reports

On November 13, 2009, the National Institute for Occupational Safety and Health (NIOSH) released two nanotechnology publications. NOISH posted a document entitled Progress Toward Safe Nanotechnology in the Workplace: A Report from the NIOSH Nanotechnology Research Center, Project Updates for 2007 and 2008. The Report updates the February 2007 version, which described the progress of the NIOSH Nanotechnology Research Center (NTRC) since its inception in 2004 through 2006. In the November...
November 23, 2009

EC Opens Public Consultation on the Nanotech Research Code of Conduct

On November 11, 2009, the European Commission (EC) began a public consultation to receive input from all people and organizations involved or interested in nanosciences and nanotechnologies research in Europe, including researchers, policy makers, industry, media, and civil society organizations. The EC adopted on February 7, 2008, a Recommendation for a Code of Conduct for Responsible Nanosciences and Nanotechnologies Research, followed on September 26, 2008, by Council Conclusions on...
November 17, 2009

Australia Releases Proposal Intended To Strengthen Nanomaterial Regulation

On November 9, 2009, Australia announced the availability of a public discussion paper proposing to strengthen regulation of industrial nanomaterials used in Australia. The National Industrial Chemicals Notification and Assessment Scheme (NICNAS) developed the proposal in conjunction with its Nanotechnology Advisory Group, which includes representatives from industry, the community, and research sectors. Major regulatory reforms would include:  refinement of pre-market assessment categories...
November 16, 2009

PEN Releases findNano

On November 10, 2009, the Project on Emerging Nanotechnologies (PEN) released findNano, an application for Apple’s iPhone and iPod Touch that is intended to let users determine whether consumer products are nanotechnology-enabled. According to PEN, the application allows users to browse an inventory of more than 1,000 nanotechnology-enabled consumer products, from sporting goods to food products and electronics to toys, using the iPhone and iPod Touch.  Using the built-in camera, iPhone...
November 12, 2009

EC Adopts 2007-2009 Nanotechnology Implementation Report

On October 29, 2009, the European Commission (EC) adopted a Communication entitled Nanosciences and Nanotechnologies: An Action Plan for Europe 2005-2009. Second Implementation Report 2007-2009. The Communication outlines the key developments during 2007-2009 in each policy area of the Nanotechnology Action Plan 2005-2009, identifies current challenges, and draws conclusions relevant to the future European nanotechnology policy. According to the Communication, the EC has...
November 9, 2009

EPA Proposes SNURs for Carbon Nanotubes

On November 6, 2009, the U.S. Environmental Protection Agency (EPA) proposed significant new use rules (SNUR) under Section 5(a)(2) of the Toxic Substances Control Act (TSCA) for two chemical substances that were the subject of premanufacture notices (PMN). EPA identified the substances generically as multi-walled carbon nanotubes and single-walled carbon nanotubes. According to the notice, these substances are subject to TSCA Section 5(e) consent orders issued by EPA. The consent orders...
November 3, 2009

EHP-in-Press Article Evaluates Silver Nanoparticle Toxicity

On October 23, 2009, EHP-in-Press posted an article entitled “Evaluation of Silver Nanoparticle Toxicity in vivo Skin and in vitro Keratinocytes,” which assesses the potential cytotoxicity of silver nanoparticles in human epidermal keratinocytes, and their inflammatory and penetrating potential into porcine skin in vivo. According to the article, silver nanoparticles are non-toxic when dosed in washed silver nanoparticle solutions or...
November 2, 2009

EPA Will Webcast SAP Meeting

The U.S. Environmental Protection Agency (EPA) has announced that it will stream its November 3-6, 2009, Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA) Scientific Advisory Panel (SAP) meeting on the Internet. EPA has asked the SAP “to consider and review a set of scientific issues related to the assessment of hazard and exposure associated with nanosilver and other nanometal pesticide products.” According to EPA, companies with an interest in marketing products that...