Ever wondered why milk jugs come with different colored caps? While it may seem like just a branding choice, milk cap colors actually serve a practical purpose in helping both consumers and store ...

Plastic water bottle caps are color coded based on the type of water: blue caps indicate "spring water"; black caps signify alkaline water; green caps signal flavored water, and white caps mean ...

Most milks are pure white. But the dairy aisle is actually a pretty colorful place. That's because dairy producers use a variety of different caps and bottles in different hues to help distinguish ...

Add Yahoo as a preferred source to see more of our stories on Google. Plastic water bottle caps are color coded based on the type of water: blue caps indicate "spring water"; black caps signify ...