Archives

January 5, 2021

NIOSH Science Blog Reports on Recent Article Concerning Carbon Nanotubes and Nanofibers Used or Produced in U.S. Facilities

On January 5, 2021, the National Institute for Occupational Safety and Health (NIOSH) posted a Science Blog item entitled “Understanding the Broad Class of Carbon Nanotubes and Nanofibers (CNT/F) Used or Produced in U.S. Facilities.”  The item summarizes a recently published article in the journal Particle and Fibre Toxicology, “Physicochemical characterization and genotoxicity of the broad class of carbon nanotubes and nanofibers used or produced in U.S. facilities” that...
June 26, 2020

NIOSH Publishes Program Performance One-Pager for Nanotechnology Research Center

On June 25, 2020, the National Institute for Occupational Safety and Health (NIOSH) published a Nanotechnology Research Center (NTRC) Program Performance One-Pager (PPOP).  NTRC conducts research to understand the potential effects on human health of exposure to engineered nanomaterials (ENM) and develops methods to control or eliminate exposures.  According to the PPOP, NTRC’s accomplishments include conducting a survey to gather information about companies’ safety and...
June 25, 2020

EU NanoSafety Cluster Holding Webinar on June 30 on Immune Response from Occupational Exposure to Carbon Nanotubes and Carbon Nanofibers

On June 30, 2020, from 9:00 a.m.-10:30 a.m. (EDT), the European Union (EU) NanoSafety Cluster will hold a webinar on “Immune response from occupational exposure to CNTs and nanofibres.”  The following speakers will discuss work at the U.S. Centers for Disease Control and Prevention (CDC) National Institute for Occupational Safety and Health (NIOSH) on the association of occupational exposure with ex vivo functional immune response in workers handling carbon nanotubes and...
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...
March 4, 2020

NIOSH CIB on Practices in Occupational Risk Assessment Addresses Nanomaterials

On March 4, 2020, the National Institute for Occupational Safety and Health (NIOSH) published a Federal Register notice announcing the availability of its Current Intelligence Bulletin 69:  NIOSH Practices in Occupational Risk Assessment.  85 Fed. Reg. 12786.  The Current Intelligence Bulletin (CIB) describes the process and logic NIOSH uses to conduct risk assessments, including the following steps: Appendix C of the CIB includes sections addressing nanomaterials...
February 19, 2020

NIOSH Publishes Science Blog Item on Nano- and Microplastics in the Workplace

On February 19, 2020, the National Institute for Occupational Safety and Health (NIOSH) posted a Science Blog item entitled “Are There Nano- and Microplastics in the Workplace?” that reviews workplace exposure to microplastics (defined by NIOSH as “plastic particles smaller than 5 mm”) and nanoplastics (the nanoscale fraction of plastic particles).  NIOSH states that nano- and microplastic particles (NMPP) “can be formed through environmental and mechanical degradation (the...
December 18, 2019

Information on Engineered Nanomaterials Due to NIOSH by February 18, 2020

The National Institute for Occupational Safety and Health (NIOSH) published a Federal Register notice on December 17, 2019, requesting information on toxicological and physicochemical data of engineered nanomaterials (ENM) to evaluate in developing categorical occupational exposure limits (OEL).  84 Fed. Reg. 68935.  As reported in our December 16, 2019, blog item, NIOSH intends to develop categorical OELs based on the available scientific evidence regarding the...
December 16, 2019

NIOSH Will Request Information on Engineered Nanomaterials to Evaluate in Developing OELs

The National Institute for Occupational Safety and Health (NIOSH) is scheduled to publish a Federal Register notice on December 17, 2019, requesting information on toxicological and physicochemical data of engineered nanomaterials (ENM) to evaluate in developing categorical occupational exposure limits (OEL).  According to the notice, NIOSH intends to develop categorical OELs based on the available scientific evidence regarding the hazard or safety of ENMs.  NIOSH seeks...
December 7, 2019

NTP Publishes Technical Report on Toxicity Studies of 1020 Long Multiwalled Carbon Nanotubes

On December 5, 2019, the National Toxicology Program (NTP) announced that the NTP Technical Report on the Toxicity Studies of 1020 Long Multiwalled Carbon Nanotubes Administered by Inhalation to Sprague Dawley (Hsd:Sprague Dawley® SD®) Rats and B6C3F1/N Mice is now available.  In 2003, the Rice University Center for Biological and Environmental Nanotechnology nominated nanoscale materials as a class of substances for toxicological evaluation.  The recommended...
October 3, 2019

NIOSH Nanotechnology Research Center Seeks Input from Manufacturers, Distributors, Fabricators, Formulators, and Users of Engineered Nanomaterials

According to an item in the September 2019 issue of NIOSH eNews, the National Institute for Occupational Safety and Health (NIOSH) is working with RTI International to distribute a survey to companies that manufacture, distribute, fabricate, formulate, use, or provide services related to engineered nanomaterials.  The item states that the goal of the survey is to assess the impact of NIOSH’s contribution to guidelines and risk mitigation practices for the safe handling of...