What liquids are not allowed in checked baggage?

❌ Liquids Not Allowed in Checked Baggage

🔥 Flammable Liquids

• Gasoline

• Lighter fluid

• Paint thinner

• Turpentine

• Some adhesives (เช่น, rubber cement)

• Certain aerosol sprays marked “flammable” (เช่น, spray paint)

☠️ Corrosive or Toxic Liquids

• Bleach

• Peroxides

• Liquid drain cleaner

• Acids (like muriatic or sulfuric acid)

• Mercury (including some thermometers)

• Formaldehyde

💥 Explosive or Pressurized Liquids

• Fireworks or explosive chemicals in liquid form

• Pressurized camping gas or propane canisters

• Butane cartridges

• CO₂ cartridges (larger types, like for paintball or soda machines)

🛢 Other Hazardous Liquids

• Liquid fertilizers or pesticides (unless non-toxic and properly labeled)

• Some automotive chemicals (เช่น, brake fluid, fuel additives)

• Industrial solvents

⚠️ Allowed Only in Limited Quantities or Under Conditions

Some liquids are only allowed if within specific quantity limits or properly packed:

• Aerosol toiletries (เช่น, hairspray, deodorant, shaving cream): Usually allowed in checked bags up to a combined total of 2 liters (หรือ 70 oz) per passenger; each container must be ≤500ml (17 oz) and have a protective cap.

• Alcoholic beverages:

  • Under 24% ABV: No limits (within weight limit)

  • 24%–70% ABV: Up to 5 liters per person

  • Over 70% ABV: Not allowed

• Medical or pharmaceutical liquids: Usually allowed with prescription/label.

🧳 Pro Tip:

If you’re ever unsure, check:

• Your airline’s specific hazardous materials policy

• IATA Dangerous Goods Regulations

• TSA (for U.S. travelers)

• Your destination country’s customs guidelines