big_bad_buff
New member
1,375 tons of Nitramex 2H explosive.
http://archives.cbc.ca/IDC-1-75-657-3654-20/that_was_then/science_technology/ripple_rock_blasted
http://archives.cbc.ca/IDC-1-75-657-3654-20/that_was_then/science_technology/ripple_rock_blasted