... fittings and 84 Plastic Product Material and Process Selection Handbook electrical properties remain relatively constant over a wide range of temperatures and humidity. They resist water, acids, and ... into one product, and so on. 1 88 Plastic Product Material and Process Selection Handbook attacked by such partially halogenated solvents as methylene chloride. trichloroethane, and strong ... areas that scatter light and cause a hazy appearance. 66 Plastic Product Material and Process Selection Handbook include foamed food trays, packaging, disposable cups, and printed displays....