You’ve seen the little recycling symbols stamped on plastics, glass, paper, metals and other materials. But what do they mean? We’ve compiled a handy guide to help you decode the dizzying ...

when he entered a design contest sponsored by a box manufacturer for a logo to promote the recycling of paper. He won, spawning a symbol that became international shorthand for repurposing waste ...

You might need to separate glass by color. Paper recycling symbols indicate that the type of paper used to make a product is fit for recycling. PAP20 is for corrugated fiberboard or cardboard.

Compare this symbol to your local recycling guidelines ... can even be more difficult to sort at single-stream recycling facilities. Paper, glass, plastic and aluminum aren't the only things ...

All those paper sacks and cans soon littered the ... So is there a way to give the recycling symbol meaning again? When recycling started taking off in the early 1990s, there was no definitive ...

Baking paper is coated with a layer of silicone that makes it difficult to recycle. In addition, used sheets are often soiled with grease and food residue, which makes them unsuitable for paper ...

In 1970, American architecture student Gary Anderson won a competition, to design a logo for recycled paper products. It's now used to mean recycling around the world. Show more In 1970 ...

The mixed fragments pass over rotating screens that remove cardboard and paper, allowing heavier ... likely to be excluded in your local recycling program: Symbol 3 – Polyvinyl chloride, or ...