A friend tells you that a refrigerator door, beneath its layer of white-painted plastic, is made of aluminum. How could you check to see if this is true (without any scraping)?
Added by Joshua M.
Step 1
First, we can use a magnet to check if the refrigerator door is magnetic or not. Aluminum is a non-magnetic material, so if the door is magnetic, it is not made of aluminum. If the door is not magnetic, it could be made of aluminum or another non-magnetic Show more…
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A friend tells you that a refrigerator door, beneath its layer of painted plastic, is made of aluminum. How could you check to see if this is true (without any scraping)?
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