Traditional Culture Encyclopedia - Hotel accommodation - Can foot wash water be poured into the sink?
Can foot wash water be poured into the sink?
Remember to brush it clean after pouring. The best way is to flush the toilet with foot washing water, which will not waste water resources.
Recycling of water:
The so-called recycling of water means that all kinds of industrial and domestic wastewater are treated and then used for non-drinking water purposes, such as plant irrigation, toilet flushing, road dust removal, industrial and building water, etc. , thus turning waste into treasure.
In most parts of the world, wastewater is usually treated in two stages. Primary sewage treatment refers to the use of mechanical or physical treatment systems for sewage treatment. Secondary treatment refers to water treatment by biological and chemical processes.
Sometimes, in order to meet the needs of higher water quality standards, tertiary treatment should be carried out on the basis of secondary treatment, the main purpose of which is to remove residual chemicals and dissolved solid substances in water, but tertiary treatment has not been widely used because of its high cost.
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