Guide

Yes, cologne can go in carry-on if each bottle is 3.4 oz/100 ml or less and fits in one quart-size liquids bag.

Yes, charging cords can go in carry-on luggage (and checked bags); they’re simple cables without batteries or liquid.

Yes, solid wax candles are allowed in carry-on; gel candles are not, while both types can go in checked bags.

Yes — canned soda is allowed in checked luggage, but pack it leak-tight, cushion it well, and watch airline weight limits and destination rules.

Yes, Champagne can go in checked luggage; at ~12% ABV it’s allowed in checked bags, so wrap bottles well and keep within your airline’s weight limits.

Yes, solid wax candles can go in checked bags; gel types ride checked only, and oil-fuel candles are banned; spare lithium batteries stay in carry-on.

Yes, cake can go through airport security as a solid food; pack frosting or sauces under the 3-1-1 liquids rule.

Yes, power banks belong in carry-on only; checked bags are off-limits and bigger packs may need airline approval.

Yes, you can use Bluetooth earphones on planes, but keep devices in airplane mode and follow your airline’s rules for pairing and battery care.

Yes, birds can down an aircraft, but design standards, trained crews, and airport wildlife control keep the odds low.