Coal hats are made from rigid plastic. Since it' made from rigid plastic internally the hat has suspension that spreads any impact from any falling objects across the helmet.
coal
wood made by man!
it is man made
It is man made
Coal is a natural mineral. You might be confusing this with charcoal which is man-made.
shamokin, pa
petrol is extracted from crude oil
It is a fossil fuel.
No. They where here before humans. However, in the 1950s, industrial diamonds were first made by scientists in a lab, and today, you can commission or purchase a man-made diamond. Not so much with coal. It's still dug from the ground.
Oil and coal because I think its funny.
electricity , it needs coal to be made and to keep being made
coal miner
Man-made features Coal Mining-land Reclamation Surface Coal Mining bulldozed land deforestation with land erosion
Coke is the man made/man refined product of a naturally occurring resource (coal). Nasism is the man refined idea of natural selection.
coal is made when you burn coal
The coal diggers do of course!