What does the colour of the cap on a water bottle mean?

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 been a lot of talk about bottle caps lately because of a new EU directive - the idea is that they must now be permanently attached to bottles, which is causing a lot of emotion and not everyone likes it.

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