[metmom]

Well, that was his order.

Whether they achieved it or not is another matter.

[yefragetuwrabrumuy]

Actually, I think it is an interesting historical note, that at the time they *might* have had some means of making seven different measures of the heat of a furnace. This would have been very important depending on the purpose of the furnace, say melting metal, turning sand into glass (”through a glass, darkly”, as they could only produce tinted, semi-transparent glass at the time), or hardening or glazing brick or pottery.

[fini]

"Well, that was his order.

Whether they achieved it or not is another matter.

Kind of like when I told my son that he was "grounded forever." It sounded pretty good, but it did not happen.