As Jehudi would read three or four columns, the king would cut it with a scribe's knife and throw it into the fire which was in the stove, until all the scroll was burned in the fire in the stove.

The king was sitting in the winter palace in the ninth month and a stove was burning in front of him.

and anything into which their carcass falls becomes unclean. An oven or stove is to be broken in pieces. They're unclean and therefore unclean for you.