Water is the source of life for the human body. Water is the most important element for chemical reactions, digestion and metabolism in the body. Main component of blood, carrier of hormones and antibacterial cells.
How to save water
(1) When washing vegetables, you can put all vegetables. After selecting, wash First wash clean vegetables, such as onions, garlic, tomatoes, radishes, etc., then wash dirty vegetables, such as green vegetables. The water from the last wash can also be used to wash dishes, which can save a lot of water. over time. .
? (2) Close the tap gently. When washing your hands and applying soap, turn off the tap. Do not leave the faucet running for long periods of time when washing dishes or clothes. When you see a leaking faucet, make sures tighten it immediately. Extend the air conditioner drain hose and place it in a bucket. You will be able to recover a liter of water in 2 hours. The water saved can be used to water flowers and wash hands.
2. How to use water efficiently
(1) Improve the overall use of water resources? same space. Reservoirs can store floodwaters and cultivate aquatic animals and plants. Large areas of water can be traveled, and some bodies of water can also be used for tourism purposes. Water used in hydropower can be used for irrigation.
? (2) Urban development and use of wastewater resources, development of secondary water treatment and wastewater reuse technologies. After treatment and purification, the high quality diverse drainage water produced by cerSome industrial production and daily city life can reach certain water quality standards and be used as non-potable water in greening, sanitary water and other aspects.