NOT KNOWN FACTS ABOUT XREADU.COM

X-ray beams pass through the human body. These beams are absorbed in several amounts with regards to the density of the fabric they go through. Dense components, including bone and metal, display up as white on X-rays. The air from the lungs displays up as black. Fats and muscle mass appear as shades of grey.?�과?�인 축구 ?�비 기술 마