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In the United States there are fewer, because ABS is placed with "others" in group 7. A number of countries have a finer-grained system with more recycling codes. For example, China's polymer identification system has seven different classifications of plastic, five different symbols for post-consumer paths, and 140 identification codes. [1]
u+2679 ♹ recycling symbol for type-7 plastics Recycling codes extend these numbers above 7 to include various non-plastic materials, including metals, glass, paper and cardboard, and batteries of various types.
Resin code for polyethylene terephthalate Polypropylene lid of a Tic Tac box, with a living hinge and the resin identification code, 5, under its flap. The Resin Identification Code (RIC) is a technical standard with a set of symbols appearing on plastic products that identify the plastic resin out of which the product is made. [1]
In the United States, plastic products are printed with numbers 1–7 depending on the type of resin. Type 1 (polyethylene terephthalate) is commonly found in soft drink and water bottles. Type 2 (high-density polyethylene) is found in most hard plastics such as milk jugs, laundry detergent bottles, and some dishware.
Plastic recycling is the processing of plastic waste into other products. [1] [2] [3] Recycling can reduce dependence on landfill, conserve resources and protect the environment from plastic pollution and greenhouse gas emissions. [4] [5] [6] Recycling rates lag behind those of other recoverable materials, such as aluminium, glass and paper.
8,660 – number of curbside recycling programs in 2006; 8,875 – number of curbside recycling programs in 2003; 95 – percentage of energy saved by recycling an aluminum can, compared with manufacturing a new one; 4.6 – pounds of trash per person per day (most in the world) 1.5 – pounds of recycled materials per person per day
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Plastic recycling is the processing of plastic waste into other products. [22] [23] [24] Recycling can reduce dependence on landfill, conserve resources and protect the environment from plastic pollution and greenhouse gas emissions. [25] [26] [27] Recycling rates lag behind those of other recoverable materials, such as aluminium, glass and paper.