Soak the cotton ball with a maximum of 2 to 3 ml of alcohol (it should be damp, not dripping).
Gently dab the discolored area for 30 to 60 seconds, without rubbing.
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Cotton ball dispensers
Time of action
Leave on for 2 minutes and then immediately rinse the area with clean water for 1 minute.
Repeat (if necessary)
The operation can be repeated only once, with another 2 to 3 ml of alcohol, if the reduction is visible but insufficient.
Final wash
Wash the
