Question

2. Write five points about the uses of heat.​

Answer 1

Answer:

Environmental heating.

Metal working, including smelting, refining, casting, hot-rolling, tempering & heat treating, welding, brazing & stress relief.

Thermal processing of non-metals, including hot forming, extrusion, vacuum-forming, etc.

Food processing, including pasteurization, canning, cooking & reheating.

Answer 2

Answer:

for drying clothes

for cooking

for boiling