For spot cleaning: spray in cold oven from a 9-12 inches distance; allow to stand for 30 sec; wipe clean with a wet sponge, cloth or paper towel; For deep cleaning: spray in cold oven from a 9-12 inches distance; close door and wait for 2 hours; wipe clean with a wet sponge, cloth or paper towel. No need to wear gloves, good for self-cleaning ovens. Hold can upright, pointed away from face and always follow all the directions as stated on product label.