2) coke. The Columbia Encyclopedia, Sixth Edition. 2001
...Coke bears the same relation to coal as does charcoal to wood. The preparation of coke in beehive ovens results in the loss of volatile byproducts. Only a small amount...

3) Colorado, state, United States. The Columbia Encyclopedia, Sixth Edition. 2001
...United States, one of the Rocky Mt. states. It is bordered by Wyoming (N), Nebraska (N, E), Kansas (E), Oklahoma and New Mexico (S), and Utah (W). 1 Facts and FiguresArea,...