Scrubbing and rubbing

For routine surgical hand preparation alcohol-based handrubs are superior to scrubs because they are equally effective but cause less skin irritation, are cheaper, and use less water.
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Good Manufacturing Practice.
General rules for quality assurance in pharmaceutical manufacturing; issued by WHO and, for example, implemented in the EU. The GMP regulations are part of the AMWHV (German Ordinance for the Production of Medicinal Products and Active Substances; German: Arzneimittel- und Wirkstoffherstellungsverordnung) for pharmaceutical companies, and therefore have binding legal nature.