テルミット反はん応のう

noun

thermite reaction

A highly exothermic oxidation-reduction reaction between a metal powder (usually aluminum) and a metal oxide (usually iron oxide), used in welding and incendiary devices.

• テルミット反はん応のうは鉄てつ道どうのレール溶よう接せつに利り用ようされる。

  The thermite reaction is used for welding railway rails.