Best X-Ray Machines for Animals
X-ray are a form of radiation. They behave as a light rays, but at much shorter wavelengths. They are electromagnetic waves but they are more bouncing so that they can penetrate many materials. An X-ray machine is primarily a camera instead of visible light. The first X-ray device was discovered accidently in 1895 by the German scientist Wilhelm Roentgen. He found that a cathode-ray emitted invisible rays that could penetrate wood and paper. The rays cause a screen of fluorescent material several yards away to go. The most important application…
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