# Regulations
1 - 1910.134(g)(1) - Respiratory Protection.
# Standard Interpretations
1 - 1910.134(g)(1) - Facial hair and respirator fit
2 - 1910.134(g)(1) - Appropriateness of using Mag-1 Eyewear eyeglass holders with full facepiece respirators and self-contained breathing apparatus (SCBA).