The cause of the cracks was determined to be improper use of plasma cutting torches by contractors.
They cut her main shafts and bearings with high temperature metal cutting torches.
Without it, cutting torches or explosives would be needed to gain entry, costing the intruder any small advantage of surprise they may have had.
Then the central well began to swarm with space-suited men who bore cutting torches.
Now and then he saw the violet, dancing shadows of cutting torches, an eerie sight on the black plain.
With those special tools, cutting torches, and all that stuff, we'd be sitting pretty.
Cutting torches can cut very large sections of steel with little effort.
"A few seconds," said one of the men with cutting torches.
Fortunately, they discover cutting torches and drums of flammable liquids.
There are also examples of pressurized liquid fuel cutting torches, usually using gasoline.