Resin identification code
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A resin identification code is a symbol embedded on plastic products, used to sort plastic waste for recycling. They consist of an equilateral triangle with a number inside indicating the product's re
A plastic tray made from recycled polyethylene terephthalate, bearing the resin identification code 1 on its base
Plastic household items
Plastic objects
Polyethylene terephthalate
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Polyethylene terephthalate is the most common thermoplastic polymer resin of the polyester family and is used in fibres for clothing, containers for liquids and foods, and thermoformed parts for manuf
Resin identification code
…arrows" with a solid equilateral triangle, but the old symbols are still widely used among manufacturers. History A plastic tray made from recycled polyethylene terephthalate, bearing the resin identification code 1 on its base The Society of the Plastics Industry (SPI) first introduced the system in 1988 as the "Voluntary…
PET preform for injection stretch blow moulding of a bottle
A finished PET bottle
A PET bottle which has been heated by a candle and has recrystallized, making it opaque.
PET clamshell packaging, used to sell fruit, hardware, etc.