appreciation of clothing category

appreciation of clothing category

MAKING A RAIL gun

[Rp181] has documented his entire rail gun build. He takes us through collecting the materials and assembling the system. It required 18 400V 3900uf capacitors to get the 5600 joules he wanted. It looks pretty impressive, though a video of it wreaking havoc on something might have been nice. We’ve seen rail guns before, from …

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THE LASER GUIDED wheelchair

using a scanning laser similar to those used in industrial safety systems, a new wheelchair developed by Sweden’s Luleå university of technology allows those who are visually impaired to drive it without assistance. A motorist is given haptic feedback as a navigation aid, reportedly similar to using a cane. Although something like this is good …

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