Look, I shouldn’t have to say this, but: leave the samurai sword at home. Knives with blades longer than 2.36 inches are banned. Also banned: box cutters, meat cleavers, and throwing stars. (I judge you if you own throwing stars.)
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But scissors with blades under 4 inches are fine. Go ahead, pack your crafting scissors. You never know when you’ll need to cut a hangnail mid-flight.