1
Stage 1 of 2
Semtex
Czech · 1960s
"plastic explosive"
Semtín, a district of Pardubice, + ex(plosive); the chemists Stanislav Brebera and Radim Fukátko developed it in the late 1950s, and production at Semtín began in 1964
2
Stage 2 of 2
Semtex
English · 1980s
"plastic explosive"
Czechoslovakia exported tonnes to Libya, which passed much to the IRA; the 1988 Lockerbie bomb used it, and odour markers were added from the 1990s
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