Kada imate mrežu plinovoda koja ide duž imanja, dobro postavljen blok C4 na glavni ventil van ograde može prouzrokovati lančanu reakciju unutar postrojenja koje ta ograda štiti.
When you have a network of gas pipes that run across property lines, a well-placed block of C-4 on a gas main outside the fence can cause an explosive chain reaction inside whatever compound that fence is protecting.