Trivia: PET on plastic bottles means it’s made of what?
Plastic elements
Phosphorus titanium
Platinum erbium
Polyethylene terephthalate
Correct Answer: Polyethylene terephthalate
So why is this answer correct? : You can find the letters “PET” on many plastic bottles, including most of the ones that hold beverages. PET is an acronym for the plastic “polyethylene terephthalate,” which is part of the polyester family of polymers. Above the word “PET” on these bottles, you’ll also usually see a 1 in a triangle made up of arrows. This is a recycling code. PET bottles can successfully be recycled, so make sure to do this instead of throwing yours away.