how can I remove cat's urine odor from a carpet? ;)?

Answers:
Try baking soda, rub it in a bit, and add a small amount of water, use an old brush, brushing in a circular manner Baking Soda is a neutralizer of smells.

Other answers:
You can't. Replace your carpets

You can't. Replace your carpets

Try baking soda but a add a little biot of vinegar..it stinks but it will nuetralize the odor and the cat's sensitive nose WILL NOT want to go near it.