Outbreak of a Novel CoronaVirus COVID19 In the central Chinese city of Wuhan, there has been an extraordinary accumulation of pneumonia. These are caused by

Cleaning vs Disinfecting: The difference Cleaning is the process of removal. Cleaning entails chemicals, equipment and services (labor), cleaning is accomplished using a cleaning agent

According to a report from the U.S. Council of Environmental Quality, the cancer risk for people who drink chlorinated water is up to 93% higher than for