no
Ans: The costly material in concrete is cement
Yes, coal is a material resource.
Plant material :)
Coal
You cannot get electricity from coal. Electricity and coal are two very different types of material.
Asphalt coal tar Tar sands Brown coal
Coal is formed from plant material falling on saturated soil (swamps marshes & wetlands), the plant material decomposes only very slowly as no oxygen can reach them, this then gets buried by more organic material. then eventually the organic material is lithified forming coal ( rock formation) .
diamond
coal
yes
yes
Carbon is the material commonly found as coal or soot. It is a naturally occurring element that is abundant on Earth and can be found in various forms, including coal and soot.