so funny!! create his own submarine!

Xiangli Tao, a Chinese inventor, is reported to have built a functional submarine. Amateur inventor Tao, 34, a submarine fully functional, which has a periscope, depth control tanks, electric motors, manometer, and two propellers, from old oil barrels and equipment purchased in the used market. He took 2 years to create and test a cost-submarine 30,000 yuan (U.S. $ 4385)


source : unic77

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