How do you judge whether it is made of aluminum or iron? What methods can you think of? And please try

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I’m so anxious. Where are the kind-hearted people?

1. Try with a magnet
2. What is hard by hand is iron.

the simplest way is to use a magnet. What is attracted is iron, and what is not attracted is aluminum,

aluminum is light, iron is a little heavier, aluminum is a little softer, and iron is a little hard. That’s all I know

1. Try with a magnet
2. The can is marked again. It’s on Coca Cola.

look at the logo on the bottle. Is the easiest way.

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