143 books
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Electromagnetism
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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 the hand itself... For brevity's sake I shall use the expression 'rays'; and to distinguish them from others of this name I shall call them 'X-rays'.
...more
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Stray voltage/current/frequency is the most serious form of exposure. Electrocution kills very few people per year. Stray voltage/current/frequency exposure is suspected to be making people sick in the millions!
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― Electrical Forensics
― Electrical Forensics
