A plastic material is any of a wide range of synthetic or semi-synthetic organic solids that are moldable. Plastics are typically organic polymers of high molecular mass, but they often contain other substances. They are usually synthetic, most commonly derived from petrochemicals, but many are partially natural.
Read more about Plastic: Composition, Classification, History, Properties of Plastics, Toxicity, Environmental Issues, Common Plastics and Uses, Special Purpose Plastics, Etymology
Famous quotes containing the word plastic:
“On leaf of palm, on sedge-wrought roll;
On plastic clay and leathern scroll,
Man wrote his thoughts; the ages passed,
And lo! the Press was found at last!”
—John Greenleaf Whittier (1807–1892)
“The site of the true bottomless financial pit is the toy store. It’s amazing how much a few pieces of plastic and paper will sell for if the purchasers are parents or grandparent, especially when the manufacturers claim their product improves a child’s intellectual or physical development.”
—Lawrence Kutner (20th century)
“The plastic surgeon’s knife slashes at time, which may seem to retreat, but then keeps on coming.”
—Mason Cooley (b. 1927)