Protocol I to the Convention on Prohibitions or Restrictions on the Use of Certain Conventional Weapons which may be deemed to be Excessively Injurious or to have Indiscriminate Effects

PROTOCOL ON NON-DETECTABLE FRAGMENTS
 
(PROTOCOL 1)
 
It is prohibited to use any weapon the primary effect of which is to injure by fragments which in the human body escape detection by X-rays.