, the oily product, lighter than water, forming the chief part of the first distillate of coal tar, and consisting largely of benzene and toluene.
(the oily product, lighter than water; forming; the chief part of the first distillate of coal tar) (, the oily product, lighter than water, forming the chief part of the first distillate of coal tar; consisting largely; of benzene and toluene)
the oily product, lighter than water , the oily product, lighter than water, forming the chief part of the first distillate of coal tar
forming consisting largely
the chief part of the first distillate of coal tar
of benzene and toluene