Related Rule
Canada
Practice Relating to Rule 78. Exploding Bullets
Canada’s LOAC Manual (1999) states: “The following types of ammunition are prohibited: a. projectiles of a weight below 400 grams that are either explosive or charged with fulminating (exploding) or inflammable substances”. 
Canada, The Law of Armed Conflict at the Operational and Tactical Level, Office of the Judge Advocate General, 1999, p. 5-2.
Canada’s LOAC Manual (2001) states in its chapter entitled “Restrictions on the use of weapons” that the following type of ammunition is prohibited: “projectiles of a weight below 400 grams that are either explosive or charged with fulminating (exploding) or inflammable substances”. 
Canada, The Law of Armed Conflict at the Operational and Tactical Levels, Office of the Judge Advocate General, 13 August 2001, § 510.1.a.