Quote:
Originally Posted by Maggy J
As I understand it PETN can be set off by a laser..Is that why it was hidden in a laser cartridge?
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No. Lasers have a power and one generated by a laser printer would be insignifcant.
The bombs were designed to detonated via a GSM reciever (basically a mobile phone without the screen and keypad) linked to a small amount of a combustive substance which sets off the PETN.