What actually kills germs, hot water or soap?

Sometimes the soap. Sometimes neither. Water that is cool enough for us to put our hands in isn't going to do much to kill any bacteria. Some soap has antibacterial qualities, ie. read more

Sometimes the soap. Sometimes neither. Water that is cool enough for us to put our hands in isn't going to do much to kill any bacteria. Some soap has antibacterial qualities, ie. a specific germicidal chemical that actively destroys bacteria (and perhaps some viruses). read more

Hot water in your water heater should be 140 degrees Fahrenheit to kill bacteria. Therefore your hot water is clear of bacteria. Noone could be able to tolerate washing hands in 140 degree water alone, but hot water mixed with cool water cleans better. Using soap is a must to wash away bacteria from skin surfaces. read more