Using nitrous oxide.
Houpt
Milton
M
D018685:Anesthetics, Inhalation / Q000032:analysis*; D003748:Dental Equipment; D015920:Gas Scavengers; D006801:Humans; D008397:Masks; D009609:Nitrous Oxide / Q000032:analysis*; D016273:Occupational Exposure / Q000517:prevention & control*; D013055:Spectrophotometry, Infrared; D013817:Thermography / Q000379:methods
D018685:Anesthetics, Inhalation; D009609:Nitrous Oxide