To remove pet urine odours. If the area is dry, wipe up the mess then sprinkle with Bicarb Soda & leave for a couple of hours before vacuuming. If wet, clean the area with warm soapy water. Sprinkle Bicarb Soda over the area & leave until it is dry, then vacuum. If the odour remains, continue using the Bicarb Soda until the odour has gone.