Silica
Gravel made mostly of calcium carbonate, often in the form of limestone.
A Coke Can A Plane A Helmet
A conglomerate.
It is the detonator or fuse which is attached to the shell! sometimes some delays after explosions are made with help of binders or delay fuses.
A hole made by a shell bomb.
A hole made by a shell bomb.
Shell casings were made at Frank's house... Frank the turtle is an excellent shell maker... Just look at his.... :)
The crab shell is made up of chitin.
A shell is the hard thing made out of calcium which snails carry
The shell is just that; a shell. Non living material, made of i believe chiton.
Chitin and some calcium
Silica
A butterfly is made of three parts, the head, thorax, and abdomen. It also has six legs and two wings.
its not a shell, its an exoskeleton, and it is made out of chitin.
Basicaly it is made of calcium and its compounds
There is no such thing. The "default shell" is a decision made by the distributor.