Carbon monoxide is not heavier than air. A carbon monoxide alarm should be installed in a location where the alarm will stay clean, and out of the way of children or pets. Refer to the user's manual for specific installation requirements. Â« Back To FAQs List.
A leech is an annelid or segmented worm related to earthworms. Most are aquatic although there are land leeches in the tropics. Some leeches are blood sucking parasites bu â¦ t others are predators.
Lice. Lice are small, grayish-brown insects that live on humans. Lice bite through the skin and live on the blood of the host, another name for the infected person. Female lice lay eggs -- called nits -- that firmly attach to hair shafts. Head lice live on the scalp and are common among school children.Lice also can be found on the body (body lice) or in the pubic region (pubic lice). Head lice are spread by direct head to head contact and by sharing items including combs, brushes, scarves, and hats with an infected person.Pubic lice (crabs) are spread by having close physical contact with someone who has them.ice. Lice are small, grayish-brown insects that live on humans. Lice bite through the skin and live on the blood of the host, another name for the infected person. Female lice lay eggs -- called nits -- that firmly attach to hair shafts. Head lice live on the scalp and are common among school children.