Sep , 22 2021
The World Health Organization (WHO) says that contaminated water refers to water whose composition has changed to an unusable level. In other words, it is toxic water that cannot be drunk or used for basic purposes such as agriculture. It can also cause diseases such as diarrhea, cholera, dysentery, typhoid fever and polio, causing more than 500,000 deaths worldwide each year. The main water pollu...