The truth is, there is a good reason to standardize trash and recycling colors. Sometimes colors communicate better than words. When blue represents recycling all over the state, it will improve ...

Recycling programs will succeed if they are ... One parent objected to funding Crayola’s Colors of the World crayons; yet more than 175 boxes were donated by districtwide parents.

Any glass slated for recycling is sent to a glass processing plant where it is sorted again. Glass processing companies employ color sorting to group glass into clear, green, or amber categories.

Penn State scientists recently found that mass-produced soda-lime silicate glass from post-consumer bottles of different colors can be safely melted together in the recycling process, which could ...