Our lyf iz in dangr in big extnt due 2 d disadvntags of science nd technology. It also hrms our lyf expectncy. Sometym d more use of it cause hrmful diseases lyk Brain Tumer, Cancer, Nerves problem, etc. As d more use of it is done in invntions nd discoveries, more its disadvantges arise and hrm us. It has sch disadvantges wich mkes its advantges too small. Our life is totally in risk due 2 its disadvntges........., 
 It has sch disadvntges wich can destroy us nd our habit easily.

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