9. Deadly Gas
Just about everyone has seen news stories about people who have fallen victim to carbon monoxide gas in their own home. Carbon monoxide is odorless and colorless, making it almost impossible to detect without the proper instruments. Carbon monoxide can be emitted by faulty or poorly maintained heating systems, cooking stoves and generators. Every home should be equipped with carbon monoxide detectors since it is the only way to be alerted to the presence of this deadly gas.