Water, water everywhere but not clean enough to spray.
Clappison
R A
RA
D000571:American Dental Association; D018441:Biofilms; D003748:Dental Equipment; D004866:Equipment Contamination / Q000517:prevention & control; D006801:Humans; D019552:Infection Control, Dental; D011639:Public Opinion; D014481:United States; D014871:Water Microbiology