No its not. Actually in the ancient China, many people drank it as a health drink.
no
you wash your hands and take it out. not that hard.
take the reed out and the metal piece off. Then hand wash the mouth piece using dawn and water. Don't stick it in the dishwasher...
Wash them thoroughly and wait at least 2 hours before eye or mouth contact>
Wash your mouth with clear water immediately, if no medicine is around, put some toothpaste on it. Go straight to a doctor.
The mouth wash is frequently acidic.
a long tube of a strong liquid whivh is used to wash the human mouth out
with water
You can't wash your mouth piece in the dishwasher. Extra info: When you wash you mouth piece you use cold water, soap and a tooth brush. Don't wash the ligature
500 minutes
No as long as your mouth is clean from sugary stuff, and you wash your whole mouth with listerine, your own saliva will not cause your teeth to decay.