Why would someone add xylene, toluene and other petrochemical products to a fracking mix.
xylene can be detected in the end-exhaled air, venous blood, and urine of exposed individuals.
British Dictionary definitions for xylene
an aromatic hydrocarbon existing in three isomeric forms, all three being colourless flammable volatile liquids used as solvents and in the manufacture of synthetic resins, dyes, and insecticides; dimethylbenzene. Formula: C6H4(CH3)2Also called xylol
A flammable hydrocarbon obtained from wood and coal tar. Xylene consists of a benzene ring with two methyl (CH3) groups attached, and occurs in three isomeric forms. It is used as a solvent, in jet fuel, and in the manufacture of dyes, fibers, perfumes, and films. Chemical formula:C8H10.
A mixture of xylene isomers used as a solvent in making lacquers and rubber cement and as an aviation fuel.