Hint: vinegar is involved.

Q. We rent drain cleaning snakes to a local fast-food chain, but my customer is unhappy. They try to clear their grease clogged drains with my snakes, but the clog comes right back. Is there a better ...

We can’t tell you how many times our bathroom sink drains have clogged, mostly from hair. When the dirty water takes forever to drain after you've washed your face or brushed your teeth, it leaves a ...