Why is chlorine in my drinking water? Chlorine has been used to disinfect water for consumption in the US since the early 1900's, leading to the virtual elimination of waterborne diseases and improved public health. It is extremely effective at killing pathogens and diseases, is inexpensive, eas...
Access to safe drinking water is critical-but how much do you really know about your water? Of course,it is suppose d to be clear an d odorless, but there's a lot more to know about what's actually in it.It might have excess amounts of chlorine(氯),copper or iron, for example....
Although adding small amounts of chlorine to drinking water is considered safe by the EPA, healthier and more environmentally sound alternatives exist
awhen chlorine is added to water, part of it evaporates into the air, causing the familiar odor, and the rest is present in water in the following forms:chlorine, hypochlorous acid, hydrochloric acid, hypochlorous anion, and chloride. 当氯增加到水时,一部分的它蒸发入空气,导致熟悉的气味,并且...
aFor instance, the chlorine that is widely used to disinfect our water is believed by many to be carcinogenic, and therefore a major health issue that significantly contributed to worldwide rise of cancer rates. 例如,是用途广泛消毒我们的水的氯由许多认为是致癌物质的,并且对癌症的全世界上升极大贡...
Reports on the findings of a study by Purdue University indicating that byproducts from water treatment processing can be potentially hazardous. Determination of a chemical pathway by which cyanogen chloride can be formed; Addition of chloramines and chlorine substitutes in the final stages of ozone ...
One out of ten people in the world can’t actually be sure that their water is clean and safe to drink. Why is that? Inadequate sanitation, poor protection of drinking water sources, and improper hygiene often lead to sewage- and feces-co...
(i) Describe how insoluble solids are removed from river water.filtration(1)...[1](ii) Name the substance used to remove bad tastes and odours from river water.carbon /charcoal (1)[1](iii) Name the substance used to disinfect river water so it is safe to drink.chlorine (1)[1 相关...
3. Water Purification Process: - One of the most common applications of chlorine is in the water purification process. It is added to water supplies to eliminate harmful pathogens and ensure that the water is safe for drinking. 4. Importance of Water Purification: - Clean water is essential ...
Is your water provided by a public water system?If so,is the supply from ground water,surface water or a combination?Can you taste chemicals such as chlorine tha have been added to your water to make it "safer"? If you live in the country,do you have your own private well? If so,...