WHEN OSHA's revised Respiratory Protection Standard for General Industry, 29 CFR 1910.134, became effective on April 8, 1998, it provided employers with an all-inclusive reference source for fit ...

Using dry nitrogen to pressure test a system is a very effective method of verifying a system is leak-free. In fact, I believe it is more reliable than using a standing vacuum test typically performed ...

Quantitative fit testing is the preferred testing method. The ambient aerosol condensation nuclei counting (CNC) method, using a Portacount® Plus instrument, has been selected as the quantitative fit ...

The New Berlin Fire Department completed its annual fire hose testing, ensuring all equipment meets safety standards and is ready for emergency response.