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Why Do Water Bottles Served on Flights Have a Knot? The Hidden Safety Reason Explained
Rahul Kumar | August 2, 2026 7:23 PM CST


Sometimes, the plane might shake due to turbulence. During this, bottles can knock against each other, break, or spill. These strap knots act like a soft cushion, giving the bottles some protection. Basically, this tiny detail shows the airline's years of experience and care for passengers.


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