Is 'But because the iron balls and the brass holders had markedly different coefficients of expansion, the pyramids of cannonballs had a tendency to collapse during cold snaps'weather that was cold enough to freeze the balls off a brass monkey.' a logical precursor to the hypothesis 'Iron and brass have the same coefficients of expansion. '
But because the iron balls and the brass holders had markedly different coefficients of expansion, the pyramids of cannonballs had a tendency to collapse during cold snaps'weather that was cold enough to freeze the balls off a brass monkey.###Iron and brass have the same coefficients of expansion. 