1. semtex - Noun
2. semtex - Verb
semtex (uncountable)
A highly malleable general-purpose plastic explosive.
semtex (third-person singular simple present semtexes, present participle semtexing, simple past and past participle semtexed)
(transitive, colloquial) To use semtex to destroy (something).
Explosia states that there is no compulsory tagging allowing reliable post-detonation detection of a certain plastic explosive (such as incorporating a unique metallic code into the mass of the explosive), so Semtex is not tagged in this way. Source: Internet
There are visual differences between Semtex and other plastic explosives, too: while C-4 is off-white in colour, Semtex is red or brick-orange. Source: Internet
Also in response to international agreements, Semtex has a detection taggant added to produce a distinctive vapor signature to aid detection. Source: Internet
Semtex became notoriously popular with terrorists because it was, until recently, extremely difficult to detect, Schubert, Hiltmar. Source: Internet
The Gardaí believe this Semtex to have come from the Libyan connection back in the 1980s and therefore should have been decommissioned. Source: Internet