Answer:
Methylene chloride
Explanation:
this is a major one found in most paints
<span>Communicable disease refers to any infectious
illness that is transferable from one person to another by direct or indirect
contact in terms of bodily discharge or aided by a vector (a parasite which
transmits disease). The term is synonymously used with contagious disease. </span>
Four. The human heart has four valves.