Solar water is not drinkable.
The water from the solar water heater should not be used for drinking water, because the water from the solar water heater is heated several times by water circulation. It is different from the gas water heater. The gas water heater heats instantly. It is cool water, which can be drunk after heating and boiling.
At present, the safety of water stored in solar water heaters has not been tested. However, considering the material of the water heater and the rusting of water pipes, it is best not to use it as a drink. water as a precaution.
Tip: It is recommended not to drink water from solar water heaters. The water in solar water heaters is not replaced every day, which can cause secondary pollution.
Solar water heaters are metal objects and can cause pollution if not cleaned for a long time.period. Do not drink the water from the solar water heater. Drinking it is not good for human health.
No.
It’s true, water from solar water heaters should not be drunk.
Repeatedly heating water will produce nitrite, which reacts with stomach acid in the body to produce nitrosamines, which are carcinogenic.
Accidental ingestion of 0.3 to 0.5 grams of nitrite will cause poisoning or even death in severe cases. Long-term consumption of foods high in nitrites can, under certain conditions, be transformed into nitrosamines, which can cause cancer.
Additional informationSolar water quality requirements
The “Technical conditions for domestic solar water heating systems” stipulate that hot water supplied by heating systems -domestic solar water must be free of rust and odor. or other substances dangerous to human health;
When checking water quality, the domestic solar water heater system should be filled with water meeting health standards and left for two consecutive days under conditions of daily solar radiation ≥ 17 megajoules per square meter. Then drain the hot water and check whether there is rust, odor or other substances harmful to human health in the hot water.
Reference materials:
CCTV.com “Does water from domestic solar water heaters easily cause cancer?” 》