Physics is good for your health

Book sandwich
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Yes, physics is good for your health. And that�s not only because it�s good to know that peeing on high power lines is a bad idea. It�s also because, if they wheel you to the hospital, physics is your best friend. Without physics, there�d be no X-rays and no magnetic resonance imaging. There�d be no ultrasound and no spectroscopy, no optical fiber