char·coal 
/ˈtʃɑɚˌkoʊl/ noun
/ˈtʃɑɚˌkoʊl/ noun [noncount] 1 : a hard black material that is made by burning wood with a small amount of air ◊Charcoal is burned for cooking food and is also made into sticks that are used for drawing pictures.
▪ hamburgers cooked over charcoal ▪ a charcoal grill ▪ charcoal drawings 2 : a dark gray color — see color picture
▪ hamburgers cooked over charcoal ▪ a charcoal grill ▪ charcoal drawings
