Top Definition
PE4
The British military uses a plastic explosive referred to as PE4. Like C4, it is an off-white coloured solid and its explosive characteristics are nearly identical to C-4. The type and proportion of plasticizer used differs, and PE4 has a more rapid velocity of detonation, 8210 metres per second.
PE4 is a very similar 2 C4
by Drocmofo April 13, 2010
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