Air cleaning units containing an air filter, ultraviolet lights and a photocatalytic filter; Apparatus for disinfecting water; Electric air deodorizers; Germicidal lamps for purifying air; Heating inserts for pet beds; Ozone generators that kill mold and mildew; Ozone sanitizers for air and water; Sanitizing apparatus using ultraviolet light for sanitizing surfaces of objects not for medical purposes; Ultra-violet radiators not for motors and engines; Ultrasonic sterilizers for household purp...