| http://www.w3.org/ns/prov#value | - When the exothermic reaction between a pair of two kinds of materials is oxidation reaction, one side of the two kinds of materials is a material to be oxidized, for example, metallic powder such as Fe, Al, Mg, Cu or a mixture of these powder and another side of the two kinds of materials is an oxidizer such as oxygen, peroxide, perchlorate or a mixture of these materials.
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