Canned air contains compressed gas in an aerosol-type can that is sprayed onto keyboards and into electronic. Dust-Off, a popular brand name of canned air, is a gaseous refrigerant-based propellant cleaner used to remove dust and dirt from. The huffing â€œhighâ€ generally lasts about 15-30 minutes, Mayo Clinic reports.
EDIT: I just found a can of duster in my closet.. yeah, but it really isn't the 1,1-
air compacted into a can. often used to clean keyboards or electronics that are dusty. The substance that gets you high in duster is called difluoroethane, and .