The difference between washing cars and washing carpets in water consumption "Iran": the increase in the price of water has led car washes and carpet cleaners to use more consumption-reducing equipment. But the development of purification and circulation systems in these two industries is not the same. The high cost of equipment and the lack of facilities are one of the obstacles to expanding the recycling of wastewater in car washes. On the other hand, carpet cleaning factories are obliged to a purification institute and the environment monitors their activities. ABFA is solely obligated to supply drinking water and sanitary water to these units, and water for the work process must be supplied from other sources. The price of water for businesses is calculated based on the contractual capacity and consumption exceeding the capacity will be charged at the price of free water and a fine. Read the full text here.