The role of environmental cleaning is to reduce the number of infectious agents that may be present on surfaces and minimize the risk of transfer of micro-organisms from one person/object to another, thereby reducing the risk of cross-infection. The surfaces cleaned by Mehrtash screen cleanser liquid attracts dust later than other similar products because of its anti- static particulars and also due to the fact that it was made of biologic substances leads to the protection of the environment. Current antimicrobial product, unlike similar products is not alcohol-based and is water-based. Also, unlike similar products that have acidic or alkaline power and cause damaging the surfaces, it isn’t acidic or alkaline and not hurt the Surfaces.