Property: water-resistant, not soluble in water (e.g. a plastic which is water resistant and weather proof, or that does not absorb any water such as Polyethylene (Polyethylene, thermoplastic polymerised from ethylene. Can be made from renewable resources (sugar cane via bio-ethanol). [bM 05/10] More) or Polypropylene (Polypropylene (PP) is a thermoplastic polymer used in a wide variety of applications. It is produced via chain-growth polymerization from the m...).