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.
Leeches are also in the phylum Annelida. Most leeches live in water and have suckers at both ends of their bodies. The tail suckers are used to latch on to a host, while the head suckers are used to suck blood from the host. Most leeches are predators or scavengers, but some suck blood.