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During the winter time radiator heats air of house but when we go outside, the heat from radiator cools down alone and it is inefficient use of energy.
So 'Piece of warmth' helps people to have a takeaway the warmth of home. Each piece changes colour according to its temperature. As picking a ripen fruit, you can takeaway the one you like.
Kookmin University
Gwacheon, South Korea
Kwanbae Kim
Kookmin University
Gwacheon, South Korea
Nahyun Kim