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.
Aerobically growing, Gram-positive bacilli. Mycobacteria resist decolourisation with dilute acids and therefore are regarded as acid-fast. Well-known representative of mycobacteria is Mycobacterium tuberculosis, which causes tuberculosis.