Plastic Injector Syringe. The primary material used to make plastic is crude oil. Buy 20pcs 1ml nutrient measuring plastic disposable syringe functional medical environmental plastic syringe injector from walmart canada. 304 stainless steel for syringe barrel and turkey needles; Other materials used are cellulose, coal, natural Use for general purpose fluid aspiration/injection and not for storage… Plastic is a manufactured substance created through the manipulation of organic raw materials. Ofargo injector kit, eat juicy meat!