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 ...

There's an interesting fact about the colours of bottle caps circulating on the internet- according to it, each colour has a specific meaning. We explain what it's about and whether it's true. There's ...

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 ...