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  2. Saccharomyces cerevisiae - Wikipedia

    en.wikipedia.org/wiki/Saccharomyces_cerevisiae

    Saccharomyces cerevisiae (/ ˌ s ɛr ə ˈ v ɪ s i. iː /) (brewer's yeast or baker's yeast) is a species of yeast (single-celled fungal microorganisms). The species has been instrumental in winemaking, baking, and brewing since ancient times. It is believed to have been originally isolated from the skin of grapes.

  3. Baker's yeast - Wikipedia

    en.wikipedia.org/wiki/Baker's_yeast

    Saccharomyces cerevisiae, the yeast commonly used as baker's yeast. Gradation marks are 1 μm apart.. Baker yeast is the common name for the strains of yeast commonly used in baking bread and other bakery products, serving as a leavening agent which causes the bread to rise (expand and become lighter and softer) by converting the fermentable sugars present in the dough into carbon dioxide and ...

  4. Saccharomyces - Wikipedia

    en.wikipedia.org/wiki/Saccharomyces

    Saccharomyces is a genus of fungi that includes many species of yeasts. Saccharomyces is from Greek σάκχαρον (sugar) and μύκης (fungus) and means sugar fungus.Many members of this genus are considered very important in food production where they are known as brewer's yeast, baker's yeast and sourdough starter among others.

  5. Pit additive - Wikipedia

    en.wikipedia.org/wiki/Pit_additive

    Tanks put in the intermediate category fell somewhere in between. Only well-maintained septic tanks showed some reduction in sludge build-up. To determine if the reduction could be attributed to pit additives, a follow-up study investigated the impact of three additives on just the well-maintained septic tanks. Overall, the research concluded ...

  6. Bioreactor - Wikipedia

    en.wikipedia.org/wiki/Bioreactor

    The biosolids can be collected for further processing, or dried and used as fertilizer. An extremely simple version of a sewage bioreactor is a septic tank whereby the sewage is left in situ, with or without additional media to house bacteria. In this instance, the biosludge itself is the primary host for the bacteria. [citation needed]

  7. Industrial fermentation - Wikipedia

    en.wikipedia.org/wiki/Industrial_fermentation

    Yeast extract is a common source of micronutrients and vitamins for fermentation media. Inorganic nutrients, including trace elements such as iron, zinc, copper, manganese, molybdenum, and cobalt are typically present in unrefined carbon and nitrogen sources, but may have to be added when purified carbon and nitrogen sources are used.