Nano and Other Emerging Chemical Technologies Blog

The European Commission’s (EC) Scientific Committee on Consumer Safety (SCCS) published its final opinion on hydroxyapatite (nano) on March 23, 2023. As reported in our April 13, 2021, blog item, SCCS released a final opinion in 2021 on the safety of hydroxyapatite (nano) when used in leave-on and rinse-off dermal and oral cosmetic products according to the maximum concentrations and specifications reported, taking into account reasonably foreseeable exposure...

The European Union (EU) Observatory for Nanomaterials (EUON) has posted two Nanopinions:...

The European Union (EU) Observatory for Nanomaterials (EUON) has issued a call for study proposals. EUON is looking for studies on: According to EUON, the scope of the study can be on nanomaterials in general, a specific nanomaterial, or a defined group of nanomaterials. EUON will assess all proposals, and if selected, they will be carried out through EUON’s existing procurement channels. EUON will post the outcome and study reports on its website. EUON states that...

The Organization for Economic Cooperation and Development (OECD) held a webinar on February 7, 2023, to present the methods described in Test Guideline (TG) No. 125 to determine the size and size distributions of nanomaterial particles and fibers spanning from one nanometer (nm) to 1,000 nm. It also presented the use and limitations of this TG, as well as of the validation exercise that was done to support its development. OECD organized the webinar to increase awareness of the...

The Nanotechnology Industries Association (NIA) has posted a recording of its March 6, 2023, webinar on “Nano in Action: Antimicrobial Treatment.” The webinar explored a topic where relevance has been amplified by the COVID-19 pandemic, but that has long been on the to-do list of the public building and transport sectors. Subjects covered included the current cleaning and sanitation protocols of public spaces; the kind of nano-based solutions available to meet this need; and how...

The National Nanotechnology Initiative (NNI) will hold a webinar on “What’s Next in NanoEHS: The Young Professional’s Perspective” on March 28, 2023. NNI’s 2023 nano environmental, health, and safety (nanoEHS) webinar series will focus on the questions, challenges, and breakthroughs needed to continue advancing the responsible development of nanotechnology. According to the National Nanotechnology Coordination Office’s (NNCO) announcement, the 2023 theme complements the NNI’s...

The March 2023 issue of the National Institute for Occupational Safety and Health’s (NIOSH) eNews includes an item announcing publication of an article entitled “Results of the 2019 Survey of Engineered Nanomaterial Occupational Health and Safety Practices” in the International Journal of Environmental Research and Public Health. According to the abstract, the survey aimed to understand whether workers follow the recommendations of NIOSH’s Nanotechnology Research...

On February 14, 2023, the European Commission (EC) appealed the November 23, 2022, decision of the European General Court that annuls the 2019 harmonized classification and labeling of titanium dioxide as a carcinogenic substance by inhalation in certain powder forms. As reported in our December 6, 2022, memorandum, the court concluded that the EC “made a manifest error in its assessment of the reliability and acceptability of the study on which the classification was based and,...

The kickoff workshop for Nano4EARTH was held January 24-25, 2023. Nano4EARTH will leverage recent investments in understanding and controlling matter at the nanoscale to develop technologies, industries, and training opportunities that address climate change. On January 26, 2023, the White House Office of Science and Technology Policy (OSTP) issued a press release summarizing the workshop. According to OSTP, more than 400 people across sectors, with diverse expertise and...

On February 15, 2023, the Environmental Coalition on Standards (ECOS) and the Bund für Umwelt und Naturschutz Deutschland (BUND), non-governmental organizations in Europe working on both standardization and nanotechnologies, announced the release of a report entitled “Making nano- and advanced materials safe for all: State of play of discussions at the OECD.” According to the organizations, the use of nanomaterials remains underregulated in the European Union (EU). The press...

According to a February 13, 2023, press release issued by France’s Ministry of Ecological Transition and Territorial Cohesion and Ministry of Energy Transition, France is appealing the November 23, 2022, decision of the European General Court that annuls the 2019 harmonized classification and labeling of titanium dioxide as a carcinogenic substance by inhalation in certain powder forms. As reported in our December 6, 2022, memorandum, the court concluded that the European...

On February 3, 2023, the National Nanotechnology Initiative (NNI) announced that it published a supplement to President Biden’s 2023 budget request. NNI notes that the supplement serves as its annual report, called for under the provisions of the 21st Century Nanotechnology Research and Development Act, and also addresses the requirement for Department of Defense (DOD) reporting on its nanotechnology investments. The NNI budget represents the sum of the nanotechnology-related...

The European Chemicals Agency (ECHA) announced in its February 1, 2023, ECHA Weekly that it has released an updated appendix for nanomaterials that provides guidance on how to obtain data under the new information requirements for nanoforms. According to ECHA, this includes information on how to perform environmental testing and advice on preparation methods and testing strategies for physico-chemical testing of nanoforms. ECHA notes that the Partner Expert Group (PEG) members...

On January 17, 2023, the European Union (EU) Observatory for Nanomaterials (EUON) published a Nanopinion entitled “EU 2025: Enjoying the Benefits of Nanotechnology and NMS” by Dr. Anastasios Papadiamantis and Dr. Antreas Afantitis, both of NovaMechanics Ltd. The authors report the findings of a study commissioned by EUON on the EU market for nanomaterials, including substances, uses, volumes, and key operators. The authors state that the EU (including the European Economic Area (EEA)...

The Organization for Economic Cooperation and Development (OECD) will hold a webinar on February 7, 2023, on Test Guideline (TG) No. 125: Nanomaterial Particle Size and Size Distribution of Nanomaterials. OECD states that it will present the methods described in TG No. 125 to determine the size and size distributions of nanomaterial particles and fibers spanning from one nanometer (nm) to 1,000 nm. During the webinar, attendees will be able to learn the use and limitation of the...

L’association de veille et d’information civique sur les enjeux des nanosciences et nanotechnologies (AVICENN), a French non-governmental organization (NGO), announced on December 15, 2022, publication of a report entitled Searching for [Nanos] in Everyday Products. AVICENN sought to obtain an “overview of ‘nano impregnation’ in everyday consumer products in 2021-2022.” AVICENN selected products from categories already tested (food products, cosmetics, and medicines)...

On November 25, 2022, the Swedish National Platform for Nanosafety (SweNanoSafe) and the Swedish University of Agricultural Sciences (SLU) held the Fifth Annual Research Network Workshop. According to SweNanoSafe’s December 20, 2022, announcement, the online workshop was chaired by Geert Cornelis and attracted some 40 participants. SweNanoSafe has posted an overview of the workshop contents that includes a summary of the key outcomes. According to the report, the breakout...

On February 1, 2023, the National Nanotechnology Initiative (NNI) will hold a webinar on the environmental, health, and safety (EHS) implications of metal nanoparticles in aquatic environments. According to NNI, the focus will be on copper and copper oxide, nickel, and silver nanoparticles. Each expert panelist will provide an overview on the current state of knowledge for a particular metal nanoparticle. The panelists will discuss methods used for identifying, measuring, and assessing the...

On December 20, 2022, the European Union (EU) Observatory for Nanomaterials (EUON) published a Nanopinion entitled “Controlling Exposure to Nanomaterials” by Dr Araceli Sánchez, Spanish Institute of Health and Safety (INSST). Sánchez notes that over the last 15 years, scientists have paid attention to the development of new instruments capable of measuring personal exposure to nanosize particles, and new frameworks, methodologies, and standards to assess and control exposure to engineered...

The Organization for Economic Cooperation and Development has published a draft Study Report on Applicability of the key event based TG 442D for in vitro skin sensitisation testing of nano-materials. The study summary and conclusions include the following questions and answers (Q&A): Yes, OECD TG 442D (KeratinoSensTM test method) is from a technical point of view applicable for the testing of manufactured nanomaterials. The draft report notes that it was not possible to make any...

As reported in our October 19, 2021, blog item, in 2021, the French Agency for Food, Environmental and Occupational Health and Safety (ANSES) released a scientific guide to assess the risks posed by nanomaterials in food. On December 16, 2022, ANSES announced that the methodology has been “tested” on the food additive E171, titanium dioxide. ANSES states that the test has “confirmed the relevance of [its] methodology and the need for a nanospecific approach.” According to...

The Australian Industrial Chemicals Introduction Scheme (AICIS) posted a news item on December 19, 2022, reminding assessment certificate applicants that extra information is required for chemicals at the nanoscale. AICIS has published extra guidance on the data concerning the nanoscale-specific physicochemical properties that must be provided. AICIS states that nanoscale means a particle size range of one to 100 nanometers (nm). An introduction at the nanoscale is a...

The European Union (EU) Observatory for Nanomaterials (EUON) announced on December 12, 2022, the results of a desk study entitled Study on (bio)degradation, persistence and safe by design of nanomaterials. The study aimed at providing information on the state of the art, the existing gaps, and the research needs for the (bio)degradation and persistence of nanomaterials and their relevant organic coatings. Another objective was to examine the current state of the art for safe by design (SbD)...

The European Union (EU) Observatory for Nanomaterials (EUON) announced on December 7, 2022, publication of a June 2022 report by the European Chemicals Agency (ECHA) entitled Assessment of the potential impact of graphene, graphene oxide and other 2D materials on health, and the environment. Commissioned by EUON, the report provides a systematic review and critical assessment of the health and environmental effects of graphene, graphene oxide, and other two-dimensional (2D)...

The National Nanotechnology Initiative (NNI) posted a blog item entitled “Impact of the NNI on the U.S. economy: at least $42 billion in one year!” on November 28, 2022. According to NNI, participating government agencies and departments have invested more than $38 billion over the past 20 years in nanoscale research and development (R&D), establishing the United States “as the leader in the field.” In 2014, the Executive Office of the President’s National Science and...

The National Nanotechnology Coordination Office (NNCO) announced on November 28, 2022, that the kickoff workshop for Nano4EARTH will be held January 24-25, 2023. Nano4EARTH will leverage recent investments in understanding and controlling matter at the nanoscale to develop technologies, industries, and training opportunities that address climate change. Nano4EARTH recognizes the role nanotechnology plays in: evaluating, monitoring, and detecting climate change status and trends;...

The European Union (EU) Observatory for Nanomaterials (EUON) announced on November 7, 2022, that it published a study on the EU market for nanomaterials, including substances, uses, volumes, and key producers, traders, and users. The study also covers the European Economic Area (EEA) countries and Switzerland. EUON states that according to the study, which was carried out in 2021 as a combination of literature research, surveys, and interviews, the European nanomaterial market is...

On October 31, 2022, the U.S. Environmental Protection Agency (EPA) proposed significant new use rules (SNUR) under the Toxic Substances Control Act (TSCA) for a number of chemical substances that were the subject of premanufacture notices (PMN) and are also subject to Orders issued by EPA pursuant to TSCA. 87 Fed. Reg. 65548. The proposed SNURs include four chemical substances identified as: According to EPA, the PMNs state that the use of the substances will be...

NanoHarmony and NANOMET have published a status report summarizing the current status of projects aiming to develop or adapt Organization for Economic Cooperation and Development (OECD) Test Guidelines (TG) and Guidance Documents (GD) for nanomaterials, as well as the outlook for each project as of July 2022. The status report is intended to be a living document that will be updated regularly. A large part of the status report comprises activities in European Union (EU) projects like...

The U.S. Environmental Protection Agency (EPA) will hold a webinar on November 1, 2022, on a new research funding opportunity, “Developing and Demonstrating Nanosensor Technology to Detect, Monitor, and Degrade Pollutants.” EPA states that environmental pollutants such as pesticides, insecticides, dyes, phenols, endocrine disrupters, polycyclic aromatic hydrocarbons, per- and poly-fluoroalkyl substances (PFAS), heavy metals, and nitrogen compounds can have adverse effects on human health...

The Organization for Economic Cooperation and Development will hold a webinar on November 3, 2022, on the safer and sustainable innovation approach (SSIA) for more sustainable nanomaterials and nano-enabled products. According to OECD, SSIA is an approach aiming to boost safer and sustainable innovations by integrating safety and sustainability at an early stage of the design phase of innovative materials, products, applications, and processes. SSIA combines the...

On October 7, 2022, the White House Office of Science and Technology Policy (OSTP) and the National Nanotechnology Coordination Office (NNCO) made key announcements intended to advance the Biden Administration’s efforts “to leverage the promise of science and technology to benefit all Americans.” They also complement the Administration’s ongoing Creating Helpful Incentives to Produce Semiconductors (CHIPS) and Science Act implementation efforts “that will ensure the United...

According to a September 29, 2022, press release, the Japan Business Council in Europe (JBCE) has proposed a harmonization of the classification of multi-walled carbon nanotubes (MWCNT) “based on the latest knowledge on the effects of carbon nanotubes (CNTs) in organisms.” JBCE notes that this classification is consistent with the classification of the International Agency for Research on Cancer (IARC). JBCE states that “the morphologies, physicochemical properties, and...

The National Institute for Occupational Safety and Health (NIOSH) posted a blog item entitled “NIOSH News for National Nanotechnology Day!” on October 6, 2022. In honor of National Nanotechnology Day, October 9, the item summarizes NIOSH’s work in the area of engineered nanomaterials, including the NIOSH Nanomaterial Exposure Assessment Technique (NEAT 2.0), which can be used to identify the potential for exposure to engineered nanomaterials in the workplace. According to NIOSH, the...

NANORIGO, RiskGONE, and Gov4Nano, in collaboration with the Organization for Economic Cooperation and Development’s (OECD) Working Party on Manufactured Nanomaterials (WPMN), will hold a conference in January 2023 on “Future-proof Approaches for Risk Governance.” According to NANORIGO’s September 14, 2022, press announcement, the conference is intended to help shape international approaches to addressing future challenges in risk governance of nano- and advanced materials....

.The Organization for Economic Cooperation and Development (OECD) has published for comment a draft study report entitled “Applicability of the key event based TG 442D for in vitro skin sensitisation testing of nanomaterials.” Switzerland conducted experimental work with selected nanomaterials using OECD Test Guideline (TG) 442D (KeratinoSensTM) and made a basic in vitro to in vivo correlation to outline the potential relevance of the results for prediction of skin sensitisation of...

On September 29, 2022, the U.S. Environmental Protection Agency (EPA) issued final significant new use rules (SNUR) under the Toxic Substances Control Act (TSCA) for certain chemical substances that were the subject of premanufacture notices (PMN), including multi-walled carbon nanotubes (MWCNT) (generic). 87 Fed. Reg. 58999. The SNUR requires persons who intend to manufacture (defined by statute to include import) or process the chemical substance identified generically as MWCNTs (PMN...

Gov4Nano, NANORIGO, and RiskGONE, three projects funded by the European Union (EU), are working together “to develop and establish a robust public policy framework for the use of nanomaterials based on scientific evidence supporting a clear understanding of risks, their assessment and management within wider societal considerations.” The projects are conducting a survey to understand better how the needs of different stakeholders can be addressed through the outputs of the...

The U.S. Food and Drug Administration (FDA) will hold the “FDA NanoDay Symposium 2022” on October 11, 2022. The symposium will address the following topics: According to FDA, the intended audience includes:...

On September 13, 2022, the European Union (EU) Observatory for Nanomaterials (EUON) published a Nanopinion entitled “Can the Brain’s Gatekeeper Fight a Nano-Attack?” by Dr. Eugenia (Éva) Valsami-Jones, Professor of Environmental Nanoscience at the University of Birmingham, who co-authored an article entitled “Biotransformation modulates the penetration of metallic nanomaterials across an artificial blood–brain barrier model.” The researchers set out to explore systematically how...

The Organization for Economic Cooperation and Development (OECD) Series on the Safety of Manufactured Nanomaterials is to provide up-to-date information on the OECD activities related to human health and environmental safety. In September 2022, OECD has published two new reports. Advanced Materials: Working Description (No. 104) aims to illustrate the content of the advanced materials playing field and the purpose of the Working Party on Manufactured Nanomaterials’ (WPMN) engagement...

The National Academies of Sciences, Engineering, and Medicine (NASEM) released on August 9, 2022, a report entitled Review of Fate, Exposure, and Effects of Sunscreens in Aquatic Environments and Implications for Sunscreen Usage and Human Health. NASEM was tasked by Congress and funded by the U.S. Environmental Protection Agency (EPA) to undertake a consensus study of the potential risk of ultraviolet (UV) filters on already threatened aquatic environments and the potential...

The German Federal Ministry of Education and Research (BMBF) project (DaNa4.0) is addressing the question of whether new advanced materials, including nanomaterials, can be harmful to humans and the environment and how humans and the environment come into contact with these materials. DaNa has published an August 2022 research spotlight on a “Three-stage model for the formation of micro- and nanoplastic particles.” The paper, “Degradation of low-density polyethylene to nanoplastic...

On July 29, 2022, the National Institute for Occupational Safety and Health (NIOSH) published a Technical Report: Occupational Exposure Sampling for Engineered Nanomaterials. Since 2010, NIOSH has developed guidance for workplace sampling for three engineered nanomaterials: carbon nanotubes (CNT) and nanofiber (CNF), silver, and titanium dioxide, each of which has an elemental mass-based NIOSH recommended exposure limit (REL). NIOSH has also developed a practical approach to...

The National Nanotechnology Initiative (NNI) and the U.S. Environmental Protection Agency (EPA) will co-host a webinar on August 25, 2022, on Small Business Innovation Research (SBIR) and Small Business Technology Transfer (STTR) funding opportunities for water nanotechnologies. Small businesses and academic researchers will have an opportunity to hear from some of the federal agencies that fund water technologies, with a special focus on investments in nanotechnology-enabled solutions. The...

The Organization for Economic Cooperation and Development (OECD) has published a document entitled Chemical Accidents Involving Nanomaterials: Potential Risks and Review of Prevention, Preparedness and Response Measures — Project Report. Part of OECD’s series on chemical accidents, the document presents the outcome from a project of the OECD Working Party on Chemical Accidents (WPCA) that aimed to investigate safety issues related to the prevention of, preparedness for, and response to...

The Scientific Committee on Consumer Safety (SCCS) announced on June 22, 2022, that the European Commission (EC) asked that it reassess the safety of titanium dioxide with a focus on genotoxicity and exposure via the inhalation and oral route (lip care, lipstick, toothpaste, loose powder, hair spray) “since the currently available scientific evidence supports an overall lack of dermal absorption” of titanium dioxide particles. The request notes that titanium dioxide is authorized...

The Institute of Technology Assessment of the Austrian Academy of Sciences has published a NanoTrust Dossier entitled “Advanced Materials.” According to the dossier, advanced materials are “materials or material combinations with improved, novel or unique functionalities or properties” and represent a broad class of materials that include semiconductors, biomaterials, and nanomaterials. The dossier states that in many cases, novel materials offer solutions to environmental...

The 4th Joint Symposium on Nanotechnology, organized by the German Federal Institute for Risk Assessment (BfR) and the Fraunhofer Network Nanotechnology (FNT), was held May 30-31, 2022. The conference included presentations on topics such as the use of nanotechnology in textiles and packaging, its application in agriculture, the introduction of nanomaterials into the body, and future-oriented assessment approaches. The following presentations from the conference have been posted online....

On June 30, 2022, the Organization for Economic Cooperation and Development (OECD) published six new Test Guidelines (TG) and ten updated or corrected TGs. The new TGs include the first two harmonized methods for measuring certain nanomaterial-specific physical-chemical properties. According to OECD, these harmonized methods were developed to respond to regulatory needs in member and adhering countries, specifically for manufactured nanomaterials. The development of these TGs was...