Former chemist, yeah this always bugs me. Laypeople use "plastic" to refer to mostly inexpensive injection molded parts, but it really includes everything from

Former chemist, yeah this always bugs me. Laypeople use "plastic" to refer to mostly inexpensive injection molded parts, but it really includes everything from LDPE bags to glass fibre reinforced nylon powertools to Rayon fibers to thermoplastic elastomers.