Tag: American Society for Testing and Materials
In absence of N95, multi-layered face masks offer protection against Omicron
Texas Tech researchers author study using new standardized mask filtration testing to evaluate effectiveness of alternative facial coverings. As the Omicron variant surges, the Centers ... Read More
In absence of N95, multi-layered face masks offer protection against Omicron
According to Texas Tech researchers author study, the most effective ready-made facial coverings on the market are Velcro masks with carbon filters and surgical masks. ... Read More
USDA lab joins ICA Bremen certification scheme
The US Department of Agriculture (USDA) Quality Assurance Laboratory is the latest laboratory to be certified under ICA Bremen International Laboratory Certification Scheme. Read More