| 摘要 |
<P>PROBLEM TO BE SOLVED: To especially contribute to suppression of environmental load in home. <P>SOLUTION: A consumer terminal 3a (3b, 3c, ...) obtains from a recommend server 2, article information containing environmental load information, energy saving performance information, and price information and compares the present commodity in use with the new commodity of purchase candidate in superiority with respect to environmental load including carbon-dioxide emission, energy saving performance, and price and determines the propriety of replacement by purchase of the commodity. <P>COPYRIGHT: (C)2011,JPO&INPIT |
