10 Best Respirator Masks [ 2020 Reviews ] - Onestops
Dec 03, 2020·Based on your job requirements, you can pick one among those N95, N99 or N100 respirators. The N hints that this mask will not resist oil particles. Or the P95, P99, and P100, which are excellent at blocking oil-based hazards. Those numbers are the percent of their purifying efficiency.