Claim: 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 "processed water."
Fact-check: Colors of Water Bottle Caps Have Hidden Meanings?
Verdict: false
Organisation: Snopes
Author: Jack Izzo
Date published: 2024-06-06T02:00:04