If there are rooms available left-hand master dirt stuck tight, it may be necessary to wash with warm water or a cleaning product (detergent) is appropriate before cleaned with distilled water.
If the electrodes on the dirt firmly. It may be necessary to rinse with warm water or. Cleaning products (detergent) right before rinsing with distilled water.
If the reference electrode is used dirt stuck tight. May need to wash with warm water or cleaning products (detergent) right before washing with water back on.