April 10, 2020

EUON Announces That Female Fertility Data Are Lacking for Nanomaterials

The European Union (EU) Observatory for Nanomaterials (EUON) posted an article on April 6, 2020, announcing the availability of a study that found a lack of data on female fertility.  The study, A critical review of studies on the reproductive and developmental toxicity of nanomaterials, was commissioned by the European Chemicals Agency (ECHA) and carried out by DHI A/S and the Danish National Research Center for the Working Environment.  The scope of this project was to...
April 10, 2020

EPA Publishes Updated Data on TSCA CBI Reviews

The U.S. Environmental Protection Agency (EPA) published on April 10, 2020, the quarterly update of the Toxic Substances Control Act (TSCA) confidential business information (CBI) review statistics.  The data summarize the number of CBI cases under review and results of completed reviews through March 1, 2020.  In addition, a spreadsheet showing the details of completed TSCA CBI determinations through March 1, 2020, is available.  EPA states that making this information publicly available...
April 10, 2020

EPA Submits Letter To Congress: “Correct The Record On The Temporary Enforcement Policy”

By Lynn L. Bergeson EPA announced on April 2, 2020, that it sent a letter to all members of Congress to correct the record on its temporary policy regarding enforcement of environmental legal obligations during the COVID-19 pandemic. EPA states that “[a]s should be apparent to anyone who reads the policy, allegations that EPA ‘will cease all enforcement actions during the coronavirus pandemic’ and that the temporary policy ‘absolves polluters of all responsibility’...
April 10, 2020

EPA Extends Comment Period For SNPRM On Strengthening Transparency

By Lynn L. Bergeson On March 3, 2020, EPA announced the availability of a supplemental notice of proposed rulemaking (SNPRM) to the Strengthening Transparency in Regulatory Science proposed rule. EPA notes that the SNPRM “is not a new rulemaking; rather, it provides clarifications on certain terms and aspects of the 2018 proposed rule.” The SNPRM: Proposes that the scope of the rulemaking applies to influential scientific information, as well as significant regulatory decisions;...
April 10, 2020

EPA Announces CDR 2020 Submission Period Extension

By Lynn L. Bergeson and Ligia Duarte Botelho, M.A. On April 9, 2020, EPA issued a final rule amending the Toxic Substances Control Act (TSCA) Chemical Data Reporting (CDR) regulations by extending the 2020 report submission deadline to November 30, 2020. The extension applies to the 2020 submission period only. As many are aware, CDR regulations require manufacturers (including importers) of certain chemical substances to report data on the manufacturing, processing, and use of the...
April 10, 2020

Senators Submit Bipartisan Letter To USDA Secretary Requesting Assistance For The Biofuel Industry

By Lynn L. Bergeson and Ligia Duarte Botelho, M.A. On April 6, 2020, 15 United States Senators submitted a bipartisan letter to the U.S. Department of Agriculture (USDA) Secretary, Sonny Perdue, requesting the use of its authority to assist the biofuels industry’s economic circumstances brought by the COVID-19 pandemic. Highlighting the negative impacts of the pandemic on farmers and producers who will bear the impact of the decrease in consumption, in the letter, the Senators...
April 9, 2020

California Department of Pesticide Regulation Announces Limited Enforcement Discretion for Licensing Requirements to Support COVID-19 Control for the Next 90 Days

On April 3, 2020, the California Department of Pesticide Regulation (DPR) announced it would allow enforcement discretion by County Agricultural Commissioners (CAC) for licensing and certification requirements for pesticide applicators who perform sanitization services to control the spread of COVID-19. DPR states in its announcement that, under normal circumstances, a “Pest Control Business (PCB) must always have a Qualified Applicator License (QAL) holder to supervise pest control...
April 9, 2020

EPA Will Host April 16 Call on TSCA Fees for EPA-Initiated Risk Evaluations

The U.S. Environmental Protection Agency (EPA) will hold a call on April 16, 2020, from 1:00 p.m. to 2:00 p.m. (EDT) on its recently announced plan to reduce burden for certain stakeholders subject to the Toxic Substances Control Act (TSCA) fees rule requirements for EPA-initiated risk evaluations.  The call will cover: EPA asks stakeholders to submit questions by April 14, 2020, to Ben Dyson, dyson.benjamin@epa.gov, and EPA will address them during the call. ...
April 8, 2020

National Academies Publish Quadrennial Review of NNI

The National Academies of Sciences, Engineering, and Medicine (National Academies) have published a prepublication copy of A Quadrennial Review of the National Nanotechnology Initiative:  Nanoscience, Applications, and Commercialization.  The National Nanotechnology Coordination Office (NNCO) asked the National Academies to form an ad hoc committee to conduct a quadrennial review of the National Nanotechnology Initiative (NNI) pursuant to the 2003 21st Century...
April 8, 2020

EPA Receives Manufacturer Request for Risk Evaluation of D4

The U.S. Environmental Protection Agency (EPA) announced on April 8, 2020, that it received a complete manufacturer request for EPA to conduct a risk evaluation of octamethylcyclotetrasiloxane (D4) from Dow Silicones Corporation, Elkem Silicones USA Corporation, Evonik Corporation, Momentive Performance Materials, Shin-Etsu Silicones of America, Inc., and Wacker Chemical Corporation through the American Chemistry Council’s Silicones Environmental, Health, and Safety Center.  EPA states that...
April 7, 2020

Comments on TSCA Collaborative Research Program to Support New Chemicals Due May 10, 2022

The U.S. Environmental Protection Agency (EPA) has placed a March 29, 2022, memorandum correcting the deadline for public comment on the Toxic Substances Control Act (TSCA) Collaborative Research Program to Support New Chemicals. The memorandum states that EPA is clarifying the deadline because the February 25, 2022, Federal Register notice erroneously referenced two different dates. The 60-day comment period on the supporting technical document began when EPA added the document to the...
April 7, 2020

EPA Releases Draft Scope Documents for Public Comment

The U.S. Environmental Protection Agency (EPA) announced on April 6, 2020, that the first set of draft scope documents for the next group of chemicals undergoing risk evaluation under the Toxic Substances Control Act (TSCA) is available for comment.  As reported in our December 20, 2019, memorandum, EPA designated these chemicals as a high priority for risk evaluation in December 2019.  According to EPA, seeking public input on the conditions of use to be included in...
April 7, 2020

EPA Coordinates with Retailers and Third-Party Marketplace Platforms to Discuss Steps to Protect American Consumers from Fraudulent Coronavirus Disinfectant Claims

On April 3, 2020, the U.S. Environmental Protection Agency (EPA) hosted an interactive telephone call with U.S. retailers and third-party marketplace platforms to discuss imposter disinfectant products and those that falsely claim to be effective against the novel coronavirus, SARS-CoV-2, the cause of COVID-19.  EPA hosted the call due to recent complaints on the availability of products with unsubstantiated and potentially dangerous claims of protection against SARS-CoV-2 and has enlisted...
April 6, 2020

NIOSH Posts Posters on 3D Printing with Filaments, Metal Powders

The National Institute for Occupational Safety and Health (NIOSH) has posted two posters from the NIOSH Nanotechnology Research Center (NTRC) on 3D printing:  3D Printing with Filaments:  Health and Safety Questions to Ask and 3D Printing with Metal Powders:  Health and Safety Questions to Ask.  The posters provide health and safety questions with different control options and information intended to reduce exposure to potential hazards.  The questions...
April 3, 2020

EPA Letter to Congress “Correct[s] the Record on the Temporary Enforcement Policy”

The U.S. Environmental Protection Agency (EPA) announced on April 2, 2020, that it sent a letter to all members of Congress to correct the record on its temporary policy regarding enforcement of environmental legal obligations during the COVID-19 pandemic.  EPA states that “[a]s should be apparent to anyone who reads the policy, allegations that EPA ‘will cease all enforcement actions during the coronavirus pandemic’ and that the temporary policy...
April 3, 2020

EPA Announced New Surface Disinfectant Products Added to List N in Effort to Combat COVID-19

On April 2, 2020, the U.S. Environmental Protection Agency (EPA) announced the addition of new surface disinfectants on EPA’s List N: Disinfectants for Use Against SARS-CoV-2 (List N) that may be used to combat SARS-CoV-2, the novel coronavirus that causes COVID-19.  List N now contains 357 products.  The webpage for List N also now has enhanced functionality to allow users to sort these products by surface type and use site.  EPA states that it continues to expedite...
April 3, 2020

EPA Announces and Clarifies Temporary Enforcement Discretion Policy

By Lynn L. Bergeson EPA announced on March 26, 2020, a temporary policy regarding enforcement of environmental legal obligations during the COVID-19 pandemic. EPA states that its temporary enforcement discretion policy applies to civil violations during the COVID-19 outbreak. The policy addresses different categories of noncompliance differently. For example, according to EPA, it “does not expect to seek penalties for noncompliance with routine monitoring and reporting obligations that are...
April 3, 2020

DOE EERE Looking For Volunteers To Pilot EPIC Application Submissions

By Lynn L. Bergeson and Ligia Duarte Botelho, M.A. On March 31, 2020, the U.S. Department of Energy’s (DOE) Office of Energy Efficiency and Renewable Energy (EERE) announced its intention to replace eXCHANGE for a new system for funding opportunity announcements (FOA) and application submissions. Starting in Fiscal Year 2021, parties interested in responding to EERE’s opportunities will use the EERE Program Information Center (EPIC). As DOE EERE transitions into EPIC, it is currently...
April 3, 2020

USDA Solicits Stakeholder Input On Agricultural Innovations

By Lynn L. Bergeson On April 1, 2020, the U.S. Department of Agriculture (USDA) requested written stakeholder input on objectives and opportunities leading to research goals and informed product goals to facilitate transformative breakthroughs that enable U.S. agriculture to meet its goal of increasing agricultural production by 40 percent by 2050....
April 3, 2020

EPA Requests SAB And SAB Standing Committee Nominations

By Lynn L. Bergeson and Ligia Duarte Botelho, M.A. On April 1, 2020, the U.S. Environmental Protection Agency (EPA) announced that it is now accepting nominations of scientific experts to be considered for appointment to its Science Advisory Board (SAB) and four SAB standing committees. EPA is seeking candidates from a wide range of disciplines including analytical chemistry, forestry, modeling, toxicology, and benefit-cost analysis, among many others. The four SAB standing committees seeking...
April 1, 2020

EPA Announces Clarification on Its Temporary Compliance Guidance

On March 30, 2020, the U.S. Environmental Protection Agency (EPA) issued a Press Release to clarify its Temporary Policy released on March 26, 2020, regarding EPA’s enforcement of environmental legal obligations during the COVID-19 pandemic.  A discussion of the Temporary Policy is available on our blog. The impetus for the Press Release was based, according to EPA, on the “reckless propaganda” by certain news outlets that provided erroneous or exaggerated...
April 1, 2020

Acta Group Launches CDR Cross-Check™ To Assist Companies in Identifying Chemical Data Reporting Requirements

The Acta Group (Acta®) announced today the launch of CDR Cross-Check™, an ingenious yet simple tool developed and offered by Acta to assist companies in preparing for the 2020 Chemical Data Reporting (CDR) required by the U.S. Environmental Protection Agency (EPA). CDR Cross-Check utilizes the most recent CDR listing information publicly available provided by EPA (currently, 2016 lists) to identify whether all or some of a company’s inventory of chemical substances are subject to CDR...
April 1, 2020

EPA Proposes to Revise SNUR for Functionalized MWCNTs (Generic)

The U.S. Environmental Protection Agency published a proposed rule on April 1, 2020, that would amend the significant new use rules (SNUR) for certain chemical substances that were the subject of a premanufacture notice (PMN) and a significant new use notice (SNUN), including functionalized multi-walled carbon nanotubes (MWCNT) (generic).  85 Fed. Reg. 18173.  This action would amend the SNURs to allow certain new uses reported in the SNUNs without additional notification...
April 1, 2020

EPA Publishes Draft Risk Evaluation of Asbestos

The U.S. Environmental Protection Agency (EPA) published the draft risk evaluation of asbestos on March 30, 2020.  EPA reviewed a suite of potential asbestos exposures and made the following initial determinations on risk: EPA states that these initial determinations are based on a draft risk evaluation of the reasonably available information and are not final determinations on whether asbestos presents unreasonable risks under the conditions of use.  EPA will use feedback...
April 1, 2020

Acta Group Launches CDR Cross-Check™ To Assist Companies in Identifying Chemical Data Reporting Requ

The Acta Group (Acta®) announced today the launch of CDR Cross-Check™, an ingenious yet simple tool developed and offered by Acta to assist companies in preparing for the 2020 Chemical Data Reporting (CDR) required by the U.S. Environmental Protection Agency (EPA). CDR Cross-Check utilizes the most recent CDR listing information publicly available provided by EPA (currently, 2016 lists) to identify whether all or some of a company’s inventory of chemical substances are subject to...
March 31, 2020

EPA Announces Additional Action to Assure Availability of Disinfectant Products for Use Against the Novel Coronavirus

On March 31, 2020, the U.S. Environmental Protection Agency (EPA) announced it is taking further action to help ease the production and availability of EPA-registered disinfectants by temporarily allowing manufacturers of certain already-registered EPA disinfectant products to obtain certain active ingredients from any source without prior approval from EPA.  This only applies to products on EPA’s List N: Disinfectants for Use Against SARS-CoV-2 (List N).  EPA announced on...
March 31, 2020

NNI Releases “Nano Matters” Podcast Episode on Improving Pesticide Use with Nanotechnology

On March 30, 2020, the National Nanotechnology Initiative (NNI) released a “Nano Matters” podcast episode on “Improving Pesticide Use with Nanotechnology.”  In the episode, Cristina Sabliov, Professor of Biological and Agricultural Engineering at Louisiana State University, explains how nanotechnology can improve pesticide delivery.  She discusses her work on a polymeric nanoparticle delivery system that could reduce the environmental impact of pesticides.  “Nano...
March 31, 2020

EPA Publishes 2020 Mercury Inventory Report

On March 30, 2020, the U.S. Environmental Protection Agency (EPA) published the 2020 Mercury Inventory Report on the supply, use, and trade of mercury in the United States.  The report presents aggregated data submitted on imported mercury, mercury manufactured in the United States, imported mercury-added products, mercury-added products made in the United States, and mercury used in manufacturing processes.  The inventory report also provides a broad view of U.S. mercury...
March 30, 2020

EPA to Schedule FIFRA SAP Meeting on New Approaches to Human Health Risk Assessment for Organophosphates

In September 2020, the U.S. Environmental Protection Agency’s (EPA) Office of Pesticide Programs (OPP) plans to convene a Federal Insecticide, Fungicide and Rodenticide Act (FIFRA) Scientific Advisory Panel (SAP) meeting to discuss New Approach Methodologies (NAM) for organophosphate (OP) pesticides.  EPA states that these NAMs could reduce reliance on default uncertainty factors for human health risk assessment and also reduce animal testing. Under Administrator Wheeler’s...
March 27, 2020

EPA Announces Temporary Enforcement Discretion Policy

The U.S. Environmental Protection Agency (EPA) announced on March 26, 2020, a temporary policy regarding enforcement of environmental legal obligations during the COVID-19 pandemic.  EPA states that its temporary enforcement discretion policy applies to civil violations during the COVID-19 outbreak.  The policy addresses different categories of noncompliance differently.  For example, according to EPA, it “does not expect to seek penalties for noncompliance...
March 27, 2020

EPA Announces Temporary Enforcement Discretion Policy

The U.S. Environmental Protection Agency (EPA) announced on March 26, 2020, a temporary policy regarding enforcement of environmental legal obligations during the COVID-19 pandemic.  EPA states that its temporary enforcement discretion policy applies to civil violations during the COVID-19 outbreak.  The policy addresses different categories of noncompliance differently.  For example, according to EPA, it “does not expect to seek penalties for noncompliance...
March 27, 2020

Yvette T. Collazo Will Be New Director Of EPA’s OPPT

By Lynn L. Bergeson Effective March 29, 2020, Yvette T. Collazo will be the new Director of EPA’s Office of Pollution Prevention and Toxics (OPPT). Ms. Collazo previously worked for the U.S. Department of Energy (DOE), where she led activities related to federal contracts and agreements of more than $250 million for the cleanup of radiological, industrial, and groundwater hazards resulting from decades of nuclear material production at DOE’s Savannah River facility. Ms. Collazo also...
March 27, 2020

DOE Announces BERAC Virtual Meeting

By Lynn L. Bergeson On March 25, 2020, the U.S. Department of Energy (DOE) announced a meeting of the Biological and Environmental Research Advisory Committee (BERAC). The meeting will be held digitally via webcast on April 16, 2020, from 9:00 a.m. to 5:00 p.m. (EDT). Information on how to access the meeting will be posted here. Tentative agenda topics include: BERAC business and discussion; News from the Biological Systems Science and Climate and Environmental Sciences...
March 26, 2020

EPA Announces Continued Efforts to Help Increase Availability of Disinfectant Products for Use Against COVID-19

On March 26, 2020, the U.S. Environmental Protection Agency (EPA) announced that it is allowing flexibility to manufacturers of disinfectants and other pesticides to increase the availability of products for use against SARS-CoV-2, the coronavirus that causes COVID-19.  EPA announced that it is allowing manufacturers to obtain certain inert ingredients from different suppliers without EPA approval after manufacturers voiced concern with EPA about challenges they face obtaining inert...
March 26, 2020

Canadian Center for Occupational Health and Safety Posts Podcast on Hazards of Nanomaterials and How to Control Exposure

On March 9, 2020, the Canadian Center for Occupational Health and Safety (CCOHS) posted a podcast entitled “The Hazards of Nanomaterials and How to Control Exposure.”  CCOHS states that nanomaterials have many useful properties, but the same properties that make them desirable in manufacturing present unique potential safety hazards when workers are exposed to them.  In this episode, Todd Irick from the Occupational Health Clinics for Ontario Workers’ Nanotechnology and Health...
March 25, 2020

Yvette T. Collazo Will Be New Director of EPA’s Office of Pollution Prevention and Toxics

Effective March 29, 2020, Yvette T. Collazo will be the new Director of the U.S. Environmental Protection Agency’s (EPA) Office of Pollution Prevention and Toxics (OPPT).  Ms. Collazo previously worked for the U.S. Department of Energy (DOE), where she led activities related to federal contracts and agreements of more than $250 million for the cleanup of radiological, industrial, and groundwater hazards resulting from decades of nuclear material production at DOE’s Savannah River...
March 25, 2020

Yvette T. Collazo Will Be New Director of EPA’s Office of Pollution Prevention and Toxics

Effective March 29, 2020, Yvette T. Collazo will be the new Director of the U.S. Environmental Protection Agency’s (EPA) Office of Pollution Prevention and Toxics (OPPT).  Ms. Collazo previously worked for the U.S. Department of Energy (DOE), where she led activities related to federal contracts and agreements of more than $250 million for the cleanup of radiological, industrial, and groundwater hazards resulting from decades of nuclear material production at DOE’s Savannah River...
March 25, 2020

EPA Will Consider Exemptions to TSCA Fees Rule for EPA-Initiated Risk Evaluations

The U.S. Environmental Protection Agency (EPA) announced on March 25, 2020, that it will consider a proposed rule that would look at potential exemptions to the Toxic Substances Control Act (TSCA) fees rule in response to stakeholder concerns about implementation challenges.  EPA states that by considering a proposal to narrow the broad scope of the current requirements, it “could significantly reduce burden on potentially thousands of businesses across the country while...
March 24, 2020

EC Committee Posts Fact Sheet on Guidance on Safety Assessment in Nanomaterials in Cosmetics in French, German, Italian, and Spanish

On March 23, 2020, the European Commission’s (EC) Scientific Committee on Consumer Safety (SCCS) announced that the fact sheet on the SCCS Guidance on the safety assessment of nanomaterials in cosmetics is now available in French, German, Italian, and Spanish.  The guidance provides recommendations for the safety assessment of nanomaterials intended for use in cosmetics and covers the main elements of risk assessment of nanomaterials in relation to possible use as cosmetic...
March 24, 2020

Safer Choice Program Accepting Submissions for 2020 Safer Choice Partner of the Year Awards

The U.S. Environmental Protection Agency (EPA) published a Federal Register notice on March 23, 2020, announcing that the EPA Safer Choice program is accepting submissions for its 2020 Safer Choice Partner of the Year Awards.  85 Fed. Reg. 16334.   EPA states that it developed the Partner of the Year Awards to recognize the leadership contributions of Safer Choice partners and stakeholders who, over the past year, have shown achievement in the design,...
March 23, 2020

EPA Seeks Nominations for TSCA SACC

The U.S. Environmental Protection Agency (EPA) published a Federal Register notice on March 20, 2020, inviting the public to nominate scientific experts from a diverse range of disciplines to be considered for appointment to the Toxic Substances Control Act (TSCA) Science Advisory Committee on Chemicals (SACC).  85 Fed. Reg. 16094.  EPA is seeking nominations of individuals who have demonstrated high levels of expertise in scientific and/or technical fields relevant to...
March 20, 2020

TSCA SACC Meeting on TCE Will Be Virtual Meeting

In a Federal Register notice published on March 20, 2020, the U.S. Environmental Protection Agency (EPA) announced that the March 24-26, 2020, Toxic Substances Control Act (TSCA) Science Advisory Committee on Chemicals (SACC) meeting to review the draft risk evaluation for trichloroethylene (TCE) is being changed to a virtual public meeting.  85 Fed. Reg. 16096.  Participation will be by telephone and webcast only.  EPA states the meeting times and...
March 20, 2020

EPA Issues Revised Method for Conducting Biological Evaluations of Pesticides under the Endangered Species Act

On March 12, 2020, the U.S. Environmental Protection Agency (EPA) announced the publication of its Revised Method for National Level Listed Species Biological Evaluations of Conventional Pesticides (Revised Method), a method for conducting Biological Evaluations under the Endangered Species Act (ESA).  The Revised Method will be used by EPA to evaluate potential risks from pesticides to federally listed endangered and threatened species and to make effects determinations during...
March 20, 2020

The Product Stewardship Society Is Accepting Board Nominations

By Lynn L. Bergeson The Product Stewardship Society is now accepting nominations for officials from member companies to serve on its Board of Directors. The Board establishes the organization’s strategic direction and goals, and monitors progress toward reaching those goals. Nominees must be members in good standing; self-nominations are allowed. “Our Board members are leaders in a diverse range of business sectors. We are looking for leaders who have a passion for the Society and...
March 20, 2020

EPA Releases Final Rule On Procedures For Review Of CBI Claims For The Identity Of Chemicals On The

By Lynn L. Bergeson On March 6, 2020, EPA published its final rule on procedures for review of confidential business information (CBI) claims made under TSCA. 85 Fed. Reg. 13062. The final rule includes the requirements for regulated entities to substantiate certain CBI claims made under TSCA to protect the specific chemical identities of chemical substances on the confidential portion of the TSCA Inventory, and EPA’s plan for reviewing certain CBI claims for specific chemical...
March 20, 2020

DOE Releases FOA For Plastics Recycling R&D

By Lynn L. Bergeson On March 16, 2020, DOE EERE’s Advanced Manufacturing Office and Bioenergy Technologies Office used a joint funding opportunity announcement (FOA) of up to $25 million for plastics recycling R&D. As part of the Department’s Plastics Innovation Challenge, this FOA has been titled “BOTTLE: Bio-Optimized Technologies to Keep Thermoplastics Out of Landfills and the Environment.” The BOTTLE FOA will support the development of new plastics capable of...
March 20, 2020

EPA Will Amend CDR Rule And Extend 2020 Submission Period

By Lynn L. Bergeson On March 17, 2020, the U.S. Environmental Protection Agency (EPA) announced the availability of a final rule amending the Chemical Data Reporting (CDR) rule. According to EPA, the amendments are intended to reduce the burden for certain CDR reporters, improve the quality of CDR data collected, and align reporting requirements with the Frank R. Lautenberg Chemical Safety for the 21st Century Act’s (Lautenberg Act) amendments to the Toxic Substances Control Act...
March 18, 2020

All Things Chemical™ TSCA Update — A Conversation with Richard E. Engler, Ph.D.

Lynn L. Bergeson, Managing Partner, Bergeson & Campbell, P.C. (B&C®), sat down with Dr. Richard Engler, Director of Chemistry at B&C, to bring everyone up to date on the U.S. Environmental Protection Agency’s (EPA) implementation of the Toxic Substances Control Act (TSCA) fee rule and how it applies to entities obligated to pay a portion of the $1,350,000 per chemical fee for preparing an EPA-initiated risk evaluation, the legal and regulatory significance of the supplemental...
March 17, 2020

RIVM Announces Article on Nanoparticle Exposure and Hazard in the Ceramic Industry

On March 16, 2020, the Dutch National Institute for Public Health and the Environment (RIVM) announced publication of an article in the May 2020 issue of Environmental Research entitled “Nanoparticle exposure and hazard in the ceramic industry:  an overview of potential sources, toxicity and health effects.”  In the article, the researchers provide an overview of the current knowledge on occupational exposure to nanoparticles in the ceramic industry and their...