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And here's the same mouthpiece after 30 minutes immersed in white malt vinegar. You can quite clearly see that the scale deposits have gone. What you can also see is that the mouthpiece has taken on a dull greenish hue. This is due to the action of the vinegar on the Ebonite that the mouthpiece is constructed of.
First of all it is necessary to clean the floor with a wet and dry vacuum cleaner. In the. beginning it is needed to use the dry vacuum cleaner to remove visible dust or dirt. Second step is usage of wet mops on the floor of the cleanroom.irst of all it is necessary to clean the floor with a wet and dry vacuum cleaner. In the. beginning it is needed to use the dry vacuum cleaner to remove visible dust or dirt. Second step is usage of wet mops on the floor of the cleanroom.