Q: With the recent rains and cold weather my house has been invaded by ants. I heard that you can use boric acid to kill ants in the house, and that it’s nontoxic. How do I use it? A: All pesticides ...

Bleach does kill cockroaches, but at a slow rate of drowning or deterioration. Boric acid, sticky traps, and commercial baits, sprays, and insecticide dusts are a more effective way of killing roaches ...