- Plastic | Composition, History, Uses, Types, Facts | Britannica
plastic, polymeric material that has the capability of being molded or shaped, usually by the application of heat and pressure This property of plasticity, often found in combination with other special properties such as low density, low electrical conductivity, transparency, and toughness, allows plastics to be made into a great variety of
- Plastic pollution | Definition, Sources, Effects, Solutions, Ocean . . .
Plastic pollution is the harmful accumulation of synthetic plastic products in the environment Plastics are persistent large-scale pollutants, and plastic debris (such as bottles, straws, containers, and plastic wrap) and particulates have been found in many environmental niches, from Mount Everest to the bottom of the sea
- Plastic - Polymers, Synthetic, Recycling | Britannica
Plastic - Polymers, Synthetic, Recycling: Polymers are chemical compounds whose molecules are very large, often resembling long chains made up of a seemingly endless series of interconnected links
- Plastic - Injection Molding, Polymers, Manufacturing | Britannica
Plastic - Injection Molding, Polymers, Manufacturing: It is usually slow and inefficient to mold thermoplastics using the compression molding techniques described above
- plastic - Kids | Britannica Kids | Homework Help
A plastic is a kind of material that is made by people and can be formed into almost any shape Most plastics are strong, long-lasting, and lightweight They resist damage by…
- Plastic - Recycling, Resource Recovery | Britannica
Owing to its heterogeneous composition, plastic lumber is inherently weaker than the original polymers Other recycling processes that make use of mixed plastics are pyrolysis, which converts the solids into a petroleum-like substance, and direct incineration, which can provide energy for power plants or industrial furnaces
- plastic pollution Facts | Britannica
Plastic pollution, harmful accumulation of synthetic plastic products in the environment Plastics are persistent large-scale pollutants, and plastic debris (such as bottles, straws, containers, and plastic wrap) and particulates have been found in many environmental niches, from Mount Everest to the bottom of the sea
- plastics summary | Britannica
Traditional plastics are not biodegradable (see biodegradability); recycling of plastics, especially thermoplastics, has become an important industry, and the development of low-cost biodegradable plastics and plastic substitutes is a significant pursuit of industrial research
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