If you have an electric furnace, the problem could be a failed heating element. “These elements work continuously to generate heat and inevitably degrade over time,” says Glenn Gault ...
LITTLE more than 100 years have elapsed since the first experiments on electric furnaces were performed, when Davy, in 1810, succeeded in isolating aluminium and the alkali metals by the ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback