The 4 types of PPE are Noise, Skin, Eye & Face, and Respiratory Protection. Below are links to the NIOSH standards for each type, developed in conjunction with the CDC. Respiratory: https://www.cdc.gov/niosh/topics/respirators/ Eye & Face: https://www.cdc.gov/niosh/topics/eye/Skin: https://www.cdc.gov/niosh/topics/protclothing/Noise: https://www.cdc.gov/niosh/topics/noise/ There are 4 levels of PPE according to OSHA/NIOSH standards that should be followed as best practice […]