they are called alveoli
Another word for the coarse sack is a "gunnysack" or "potato sack."
A burlap bag. A potato sack A gunny sack
The hacky sack was invented in China. Another name for hacky sacks are footbags.
Put the original sack into another sack. Hoorah!
its many things. two of which are an empty sack of potatoes, and an organ inside a fish(aka air bladder)
Another name for air resistance is aerodynamic drag.
Erna Sack's birth name is Weber, Erna.
Sack.
the another name of helium is constofostious air it is the meaning of water ,gas air combined
A sack.
A bivi bag is another name for a bivouac sack - waterproof fabric designed to slip over a sleeping bag.
there is no other between the genus speacies of one kind of molecullar system