> EQUIPMENT ESTHETIC > OZONE PRODUCING STREAMERS SILHOUET-TONE Steamer produces ozone by H-F Arc (High Frequency) Closed circuit system only ozonifies steam (water) Results: No toxic gas Ozone emission UNDER safe level at 0,05 p.p.m Others Ozone is produced by U.V Light *Open circuit system to allow ventilation of U.V light bulb, picks up and ozonifies gases, present in the room, wich become toxic Results: Ozone emission at 5 to 7 p.p.m 100 to 140 times ABOVE safe levels Emits toxic gas Note: Ozone level permitted by FDA and Health Canada 0.05 p.p.m (5/100) (Act. 21 CFR 801.145)