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CD case made from general purpose polystyrene (GPPS) and high impact polystyrene (HIPS) Disposable polystyrene razor. Polystyrene (PS) is used for producing disposable plastic cutlery and dinnerware, CD "jewel" cases, smoke detector housings, license plate frames, plastic model assembly kits, and many other objects where a rigid, economical ...
The plastic kits and covers are mostly made of synthetic polymers like polythene, and tires are manufactured from polybutadienes. [1] However, due to the environmental issues created by these synthetic polymers which are mostly non-biodegradable and often synthesized from petroleum, alternatives like bioplastics are also being considered.
Terracotta pots, grow bags, and food grade plastic buckets can all be used to house indoor vegetable plants as long as those containers have plenty of drainage holes.
Styrene is a colorless, oily liquid, although aged samples can appear yellowish. The compound evaporates easily and has a sweet smell, although high concentrations have a less pleasant odor. [vague] Styrene is the precursor to polystyrene and several copolymers, and is
Flexible plastic pouches are usually made from materials like polyethylene, polypropylene, and polystyrene due to their excellent flexibility, strength, durability, and moisture and wear & tear resistance properties. They are more cost-effective and lightweight in nature compared to rigid plastic packaging solutions, such as bottles or jars ...
One important classification of plastics is the degree to which the chemical processes used to make them are reversible or not. Thermoplastics do not undergo chemical change in their composition when heated and thus can be molded repeatedly. Examples include polyethylene (PE), polypropylene (PP), polystyrene (PS), and polyvinyl chloride (PVC). [13]
McDonald's probably didn't just experience a sudden change of heart regarding its polystyrene use, though. Shareholder activist organization As You Sow has been pushing the fast-food giant to take ...
Expanded polystyrene foam (EPS or "styrofoam", white) is used in making insulation and packaging materials, such as the "peanuts" and molded foam used to cushion fragile products. Polystyrene copolymers are used in the manufacture of toys and product casings.
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