Crazy Inventions & Amazing Machines That are at Another Level

Crazy Inventions & Amazing Machines That are at Another Level

welcome to TTI welcome to a whole new world of science fun and machines hover glide the hover glide backpack helps prevent spinal injuries resulting from improperly used backpacks did you know that using heavy backpacks improperly could lead to both muscular and spinal injuries scientists have speculated that this is due to the inconvenience […]

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