| 摘要 |
PROBLEM TO BE SOLVED: To provide a toilet room capable of supplying electric power required for an electric appliance arranged in the toilet room without relying on only electric power supplied from an external power source, in its turn, capable of reducing a heating and lighting cost used for its electric appliance. SOLUTION: This toilet room has a flush toilet bowl 1, wash water supplied to the flush toilet bowl 1, and a Peltier element 2 for generating electromotive force by at least two temperature differences from outside air. The electric appliance is constituted so as to be driven by the electromotive force of the Peltier element 2.
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