http://heavydutysteamcleaner.org/commercial_steam_cleaner.html

Added Benefits Of Commercial Rug Steam Cleaners

Commercial grade steam cleaners deserve a specific place amongst the household appliances. Besides their unique vapor water jets indeed being only a little bit dangerous and may produce burns if in physical contact with the skin, there are virtually no negative effects. The water vapor is non-toxic, it dries off leaving no harmful residues which you will have to inhale days and weeks subsequent to this "cleaning" is completed.