Cyclotrimethylenetrinitramine. Also called "Cyclonite" or "Hexogen" it is a white crystalline solid used in mixtures with other explosives, oils or waxes, it is rarely used by itself.

RDX, standing for Research Department Explosive, was one of the first manufactured 'plastic' explosives. It was widely used during WW2, where it was known as 'cyclonite by the UK and US forces, 'hexogen' by the Germans, and 'T4' by the Italian military. Its chemical descriptive name is cyclotrimethylenetrinitramine.

C4 is an explosive composition made up of four main components: a fuel, an oxidizer, a sensitizer, and a filler. The exact composition can vary, but common ingredients include RDX or hexogen, TNT, powdered aluminum, and a binding agent such as wax.

Yes, RDX (Research Department Explosive) is a high explosive compound commonly used in military applications such as in the manufacture of plastic explosives and as a component in C4. It is known for its high detonation velocity and power.