sivakrishna teja

sivakrishna teja

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sivakrishna teja
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X-Ray Day Wilhelm Röntgen discovered x-rays on November 8th, 1895 when he discovered treated cardboard he was using in routine experiments glowed in certain situations – the result of radiation hitting the surface. X-Ray Day celebrates his discovery, and all things x-ray; from the use of x-rays in obvious places such as hospitals and healthcare, to less well-known environments such as food safety and improved crop germination.

[Every November If the hand be held between the discharge-tube and the screen, the darker shadow of the bones is seen within the slightly dark shadow-image of.