DO YOU KNOW THE DIFFERENCE?
- 2020/01/08 14:45:02 投稿
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The stamped or embossed Resin Identification Code (RIC) seen on plastic consumer products was first developed by the Society of the Plastics Industry (SPI) in 1988 to provide recycling and manufacturing companies with a universal standardized system for coding plastic resins.Reference: https://www.kleertech.com/2019/11/13/do-you-know-the-difference/