THE TSA has issued an urgent reminder to travelers hoping for a smooth journey through security before jetting off.

Anyone who incorrectly packs a common beauty item will trigger a hazmat response and cause delays.

Taking to Facebook the Transportation Security Administration warned flyers about the little-known rule.

It applies to those who want to style their hair with a certain tool while they are away.

"All us to iron out the details," the TSA said .

Passengers who use curling irons must pay close attention to the baggage rules.

"Any cordless curling irons containing gas cartridges (butane) discovered in a checked bag will be removed and turned over to the airline as a HAZMAT item," the warning stated.

"Cordless curling irons containing a gas cartridge or butane are ONLY per

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