Junk becomes art in hands of Taiwan retiree
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"I have to be very careful when getting pieces from pop-top aluminum cans," he said. "Too much strength will result in wrinkles on the pieces. Pieces with wrinkles can't be used in my artwork." He also needs to be careful because it's easy to be injured by sharp-edged metal.
To present perfect colors, Hu collects waste cans in many colors and patterns.