Refers to the physical process where metal becomes a magnet; it's scientific. In science class, we learned how to magnetize a needle to create a compass.
Pro Tip 2/3
Temporary State
Magnetizing metal can be temporary and doesn't mean it's permanently magnetic. My dad used to magnetize his tools for one-time uses.
Pro Tip 3/3
Practical Use
Often used when discussing how to make picking up other metal easier. Can you magnetize this paperclip so it holds the screws?