5
5-Salt Fever
Guest
Many of you have perhaps already seen this one....good story with a killer video of the explosion.
http://archives.cbc.ca/IDC-1-75-657-3654-10/on_this_day/science_technology/ripple_rock_blasted
http://archives.cbc.ca/IDC-1-75-657-3654-10/on_this_day/science_technology/ripple_rock_blasted