5. Smoke alarms should be installed on all levels of the home.
O True
False

Because smoke in one area may not reach a smoke alarm in another, the National Fire Protection Association (NFPA) recommends placement of at least one smoke alarm on every level of the home (including basements), in every bedroom, and outside each sleeping area. so TRUE

Cotton with iron probably

Nail fungus, which can cause the nails to crack, peel and change color and texture.