Thermite

Thermite is a quest item in Fallout: New Vegas.

Gameplay
Thermite is a metallic composition of aluminum powder and iron oxide, which produces an exothermic oxidation-reduction reaction known as a thermite reaction, used to burn through metals and demolition.

Location
Given to the Courier by Troike during either the How Little We Know or the For the Republic, Part 2 quest.

Related quests

 * How Little We Know
 * For the Republic, Part 2