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Smaller version of Noah's Ark of China, ball container built by Chinese inventor Yang, undergoes burning test in Yiwu

A smaller version of Noah's Ark of China, a six-ton (5,443 kg) ball container built by Chinese inventor Yang Zongfu, undergoes a burning test in Yiwu, Zhejiang province, August 6, 2012. According to local media, Yang spent two years and 1.5 million RMB (235,585 USD) to build the four-metre diameter vessel, which has been tested capable of housing a three-person family and sufficient food for them to live in 10 months. The vessel was designed to protect people inside from external heat, water and external impact. Picture taken August 6, 2012. REUTERS/China Daily (CHINA - Tags: SOCIETY SCIENCE TECHNOLOGY) CHINA OUT. NO COMMERCIAL OR EDITORIAL SALES IN CHINA

Oddball Chinese inventions

From a homemade submarine to a quirky version of "Noah's Ark", here is a look at some offbeat inventions.