Bottle Caps Too Small For Recycling

EarthTalk® From the Editors of E – The Environmental Magazine

Dear EarthTalk: Is it true that you shouldn’t put plastic bottle caps that are less than three inches wide in diameter into the recycling bin? — Bill S., Grafton, VT

Yes! It is true that you shouldn’t recycle plastic bottle caps that are less than three inches in diameter; in fact, you shouldn’t recycle anything that is less than three inches in diameter. 

Why is this? During the recycling process, plastics are sorted...