none of the above is correct. the ringing did not cause the crack. the traveling? did not cause the crack, both of those worsened the crack but the crack was because of the original pour when the bell was cast. they have a lot of information there about it.
Crack is caused from mixing cocaine hydrochloride with sodium bicarbonate in water.
It fell after some time which caused the crack
The ringing caused the crack, but the traveling if the bell did not help. It was recast twice , but did not help. It was rung to alert people about public meetings and proclamations.
During its ringing when it first arrived on Philadelphia.
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