Why you’re supposed to leave the cap on when recycling
The rules surrounding recycling are confusing, and seem like they're constantly changing. In a 2014 online poll by the Institute of Scrap Recycling Industries and Earth911, 65% of respondents said they didn't understand which plastics are acceptable in curbside collection. Confusion leads to contaminated recycling, rendering it useless.
However, there is one recycling myth we can clear up right now: you do not need to remove the caps from your plastic water bottle before recycling them. While some people think removing the caps helps with sorting at the recycling facility, the opposite is in fact true.
Read the full article from Considerable.