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Thread: Boulder buster blasts open rock - GIF

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  1. Mar 2, 2019, 11:56 AM #5
    Jon
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    I think this Sierra Blaster may be using a slightly different method? 42-second video:



    Looks like they're marketing this not as explosives, but as a "cartridges and boosters" solution that qualifies for a fairly easy ATF exemption (video plus quiz that you can retake multiple times plus affidavit of responsibility).

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