Yes, it is true.
no
Light reflects when it hits aluminum foil. In fact, anything that you can see reflects light. Without the reflecting light reaching your eyes, you would not see it at all.
Yes all metal foils reflect heat (and other electromagnetic radiation: light, radio waves, etc.).
Mainly aluminum because of its light weight. Other metals (steel and copper predominantly) as needed.
Yes, it is true.
Polished aluminum
no
Light reflects when it hits aluminum foil. In fact, anything that you can see reflects light. Without the reflecting light reaching your eyes, you would not see it at all.
Yes. For a while a bunch of houses were wired with aluminum. Problem is that when you mix aluminum and copper wires you create a fire hazard.
Yes all metal foils reflect heat (and other electromagnetic radiation: light, radio waves, etc.).
Aluminum
The kind of copper that looks like aluminum is tinned copper.
No, aluminum has a higher resistance than copper.
no its not copper is a lot more stronger than aluminum
The thermal conductivity of copper is higher than that of aluminum, and silver is better than either copper or aluminum.
No. Neither aluminum nor copper has any magnetic property.