XREADU.COM - AN OVERVIEW

xreadu.com - An Overview

X-ray beams pass through the human body. These beams are absorbed in different amounts depending on the density of the material they go through. Dense materials, for example bone and metal, show up as white on X-rays. The air within the lungs demonstrates up as black. Fat and muscle mass surface as shades of gray.?�과?�인 축구 ?�비 기�

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