Tar is a thick black sticky substance that is used especially for making roads .
coal tar
Coal tar is a thick black liquid made from coal which is used for making drugs and chemical products .
Jack Tar
a sailor
pine tar
a brown or black semisolid or viscous substance, produced by the destructive distillation of pine wood, used in roofing compositions , paints , medicines , etc
wood tar
any tar produced by the destructive distillation of wood: used in producing tarred cord and rope and formerly in medicine as disinfectants and antiseptics
mineral tar
a natural black viscous tar intermediate in properties between petroleum and asphalt