The manufacturer of First Alert, the leading brand of carbon monoxide detectors, recommends the following if the alarm goes off: 1  Turn off appliances, or other sources of combustion at once. 2  Immediately get fresh air into the premises by opening doors and windows.
The cause of lice (known medically as pediculosis) is an infestation with one of three types of a parasitic insect. The three kinds of lice that affect humans include: 1  Pediculus humanus capitis (head lice). 2  Pediculus humanus corporis (body lice). 3  Phthirus pubis (pubic lice or crab lice; also called crabs).he three kinds of lice that affect humans include: 1  Pediculus humanus capitis (head lice). 2  Pediculus humanus corporis (body lice). 3  Phthirus pubis (pubic lice or crab lice; also called crabs).
Causes of Dog Lice. There are two species of lice that infest dogs: 1  Trichodectes canis, known as a chewing louse; that is, it chews the skin of the dog it is infesting. 2  Linognathus setosus, a sucking louse, one that sucks the blood of the dog instead of chewing the skin.