HDPE (High-density polyethylene)

High-density polyethylene is a polymer of ethylene, produced at high temperatures and pressures. HDPE products include plastic for milk cartons; laundry detergent; garbage bins;cutting boards; shampoo containers; milk bottles; 3D printer filament; backpacking frames; bottle caps; boats; chemical-resistant piping; conduit protector for electrical or communications cable; corrosion protection for steel pipelines; electrical and plumbing boxes; folding chairs and tables; food storage containers; fuel tanks for vehicles; geothermal heat transfer piping systems; microwave telescope windows; natural gas distribution pipe systems; piping for fluid, slurry and gas purposes; plastic bags; plastic bottles suitable both for recycling (such as milk jugs) or re-use; plastic lumber; plastic surgery (skeletal and facial reconstruction); potable water mains; sewage mains; storage sheds; swimming pool installation; water pipes for domestic water supply and agricultural processes.

Question

What products within your homestead contain High-density polyethylene?