The oxidizing cleaner has a 4.6-star average rating from over 13,230 reviews on Amazon. It can also work on food particles ...

Sulfuric acid is the key ingredient in this ultrastrength Liquid Fire acidic drain cleaner. It’s potent enough to clear sink and toilet clogs that other cleaners leave behind. Pour 1.5 to 2 cups ...

A master plumber details how to unclog a shower drain at home, and -- most importantly -- how to prevent it from clogging in the first place.