Level mark for flushing small amount of toilet water

Abstract

Level mark for flushing small amount of toilet water can be adhered and mounted onto toilet water tank just underneath toilet handle of toilet water tank to guide us how far should we push downward the toilet handle to elevate flapper tank ball just high enough to drain small amount of water to flush liquid human waste. We urinate several times a day and only defecate once a day. If we use small amount of water to flush urine in toilet we can save a large amount of water to resolve the shortage of water supply in the big cities of the United States.

1 . Level mark for flushing small amount of toilet water comprises two plates which are connected together by a mutual joint at right angles. 
     
     
         2 . Level mark for flushing small amount of toilet water of  claim 1  wherein said two plates are two plates which can be identical or different in size and shape. 
     
     
         3 . Level mark for flushing small amount of toilet water of  claim 1  wherein said mutual joint is a flexible joint which connects together said two plates of  claims 1  and  2  at right angles. The thick of said mutual joint may be thinner than those of said two plates of  claims 1  and  2 . 
     
     
         4 . Level mark for flushing small amount of toilet water of  claim 1  wherein said two plates has a layer of adhesive at the back surface of one of said two plates of  claims 1 ,  2  and  3 .