In linguistics and grammar, a pronoun (abbreviated PRO) is a word that substitutes for a noun or noun phrase. It is a particular case of a pro-form.
Some of the most significant toxic effects associated with substances used or emitted in plastic production include: 13. 1  Benzene (PET, PVC, LDPE, PP): known human carcinogen, workplace exposure depresses the nervous system. 2  Chromium oxide (HDPE, LDPE): suspected carcinogen, damaging to the liver and nervous system.ome of the most significant toxic effects associated with substances used or emitted in plastic production include: 13. 1  Benzene (PET, PVC, LDPE, PP): known human carcinogen, workplace exposure depresses the nervous system. 2  Chromium oxide (HDPE, LDPE): suspected carcinogen, damaging to the liver and nervous system.
Below is a list of products that contain benzene. Benzene is commonly found In: adhesives, asphalts, calibrating fluid, charcoal lighter fluid, cigarette lighter fluid, contact cements, gasoline, glues, kerosene, hydraulic fluids, inks and ink markers, lacquer thinner, pesticides, processing film, rubber cement, solvents, and vinyl thinner. Champion Carb.