Knowledge

/

ArcaMax

What is the hard, dark substance found in the ground that is mined for fuel?

on

Published in Science Trivia

Fossils
Granite
Coal
Limestone

Coal. Anthracite coal as the highest carbon content.

 

 

Comments

blog comments powered by Disqus

 

Related Channels

EcoTips

EcoTips

By Danny Seo
The Word Guy

The Word Guy

By Rob Kyff

Comics

Andy Marlette Shoe Bart van Leeuwen Tim Campbell Bob Gorrell Get Fuzzy