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Authors contributions RKJ: Data collection, initial draft structuring, and comprehensive review and refinement

Latest Updates We updated estimates for the Section 232 tariffs on steel, aluminum, and copper

Fireworks and firecrackers, including all gunpowder-based products Industrial aerosol sprays such as insecticides, lubricants, paints, and camping gas canisters (cosmetic and medical sprays are excluded) Bleach and instant cooling sprays, which fall under oxidizing or corrosive substances Certain lighters, including blue-flame windproof lighters or oil-filled lighters without absorbent material, due to leakage and fire risk Self-heating bento boxes that warm up by pulling a string, as the heating agent is classified as a dangerous material Cordless hair straighteners or curling irons with non-removable batteries (if the lithium battery cannot be removed, the item is completely prohibited) Not Allowed as Carry-On, but Permitted in Checked Baggage Items in this category are typically considered potential weapons or liquids exceeding cabin limits

In cases where only the rate of events was reported, the numeric outcome count was approximated by multiplying the reported rate by the size of the relevant treatment arm