Well-known examples include the Irish shillelagh, which was originally used as a walking stick; the Japanese bō, which may have originally been used to carry buckets and baskets; and the Buddhist monk's spade, a shovel monks used for burying corpses, which often had sharpened edges to help defend against bandits.
It is possible for a person to be detained or even arrested by a law enforcement official or security personnel for carrying a potentially-harmful object if there is no reasonable use for it.
The security repercussions after the September 11 attacks saw restrictions widely extended to cover even objects like nail clippers and spiked wristbands.
[1] Examples of makeshift weapons include: The improvised Molotov cocktail was used with great success by the heavily outnumbered Finnish forces in the Winter War against the Soviet Union.
[citation needed] The mixture of flammable petroleum, often thickened with soap or tar, was so effective against the Soviet tanks that the Finns began mass producing Molotov cocktails, and issuing them to their troops.