(Discuss why it's important)
"When in a public restroom, get a paper towel before washing your hands. After washing your hands, use the paper towel to turn off the faucets and to press the dispenser to get another paper towel to dry your hands. Or use your towel to press the button to start the dryer."
Length: 20 seconds
Which is about the same time as
singing the Happy Birthday Song twice.