tag:blogger.com,1999:blog-6543021875080449570.post103332101307205454..comments2022-01-10T05:56:30.283-08:00Comments on 写真家だから: By Popular Demand...Anonymoushttp://www.blogger.com/profile/07833312031970399091noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-6543021875080449570.post-91887970685931029542013-10-13T11:42:17.222-07:002013-10-13T11:42:17.222-07:00The little sink is a nice example of grey water us...The little sink is a nice example of grey water usage. Assuming you're going to wash your hands after you go, this then re-uses the wash water for later flushing, instead of sending it straight to the sewers. Thus you get two uses out of it instead of one! Anonymoushttps://www.blogger.com/profile/13179797257770059851noreply@blogger.com