[科学美国人60秒] SSS 2015-12-01

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Because even known caffeine has anti-bacteria effects, it turns out that    machine can hold back  majority of bacteria, including some pathogenic species, more commonly associated with the the toilet.

Researchers sampled ten    brand    machines,     which catch those last drop of brown gold after a He found that nine of the ten machines hold back the residues²      bacteria, a typical  of human   contamination. And another common resident is S. , which has both      pathogenic strains. S.      appears to threaten the presence of the caffeine and even breaks it down, which suggests that  might be put to work, de-caffeine coffee, a cleaning caffeine residues for our water ways.

The finding appears on the journal, Scientific Reports.

As        don’t worry too much. The researches did not find any bacteria in the coffee pots themselves, so they say our finger tips might be blamed, for spearing the And they add that it’s absolutely not the case that     machine was dangerous for human health. Just wash the     more often, with open water. Just does as any other food contaminated its surface, so that the only thing breeds on your   machine is your coffee.

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