The Civil Aviation Administration regulations: kitchen knives, scissors, razors and other household items and scalpels and other professional knives and some can be used to jeopardize the aviation safety of sharp, blunt, prohibited from carry-on, but can be checked as baggage. So the blades of the Gillette Blade 3 need to be checked.
The following items are prohibited to be carried into the aircraft:
1. Explosive or incendiary devices (substances) capable of causing serious personal injury or endangering the safety of the aircraft or items that may be mistaken for such devices (substances), including ammunition, blasting equipment, pyrotechnic products and simulations of the items.
2. Dangerous goods include compressed and liquefied gases, self-combustible articles, flammable articles in contact with moisture, flammable liquids, flammable solids, oxidizers and organic peroxides.
3. Firearms (including major parts and components) include military guns, official guns, civilian guns, other guns and imitations of guns.
4, control instruments including control knives, military and police equipment such as batons, police stunners, military or police daggers, handcuffs, thumbcuffs, shackles, tear gas jets.