OSHA guidelines for fume hood users
I was glad to find this simple, two page guideline which offers some basic operation suggestions concerning fume hoods, on OSHA's website. This could be useful to labworkers who are starting to spend a lot of time in a fume hood:
OSHA Quick Facts: Laboratory Safety, Chemical Fume Hoods
The fume hood is often the primary control device for protecting laboratory workers when working with flammable and/or toxic chemicals. OSHA’s Laboratory standard (29 CFR 1910.1450) requires that fume hoods be maintained and function properly when used.