Peggy Denney: An In-depth look at plastics
Peggy Denney: An In-depth look at plastics Peggy Denney Hafa adai, Guam! Last week I introduced the first of what will be five or six articles on plastics. This week’s article will focus on the various type of plastics, what RICs (Resin Identification Codes) are and how they’re used, as well as the innumerable applications of the plastic resins in our society today. The Resin Identification Coding System (RIC) was created in 1988 by the Society of the Plastics Industry (now the Plastics Industry Association) in the U.S. It is a set of symbols appearing on plastic products, usually at the ...
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