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15/05/2021 12:56 pm
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Gurmit wanted to perform Activity using a laser torch. Her teacher advised her not to do so. Can you explain the basis of the teacher's advise?
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15/05/2021 12:57 pm
Teacher has advised Gurmit not to do so because laser light is very harmful for her eyes and can cause a permanent defect in the eye. Person can even lose his or her eyesight if laser torch is directed over the eyes.