What do the numbers inside the recycling symbols on plastics stand for?
I heard it has something to do with what it can hold. And not necessarily recycling.
I heard it has something to do with what it can hold. And not necessarily recycling.
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My answer for you is in the followings.
http://www.earthodyssey.com/symbols.html
http://www.thedailygreen.com/green-homes/latest/recycling-symbols-plastics-460321