As of May 1, 2023, marijuana had been legalized for medicinal or recreational use, or both, in thirty-eight states. Some 35–55 million Americans report using marijuana two or more times per month.

Proper respirator fit is the foundation of effective respiratory protection. Even the highest-quality respirator cannot protect a worker from hazardous contaminants if it does not seal correctly to ...

Traditional study aids are frequently regarded as essential instruments for success when taking OSHA tests. However, there is an alternate method to test preparation that emphasizes strategic learning ...