After that I set the bottles back and put the tinfoil over there lids. I am now using a brix refractometer to measure the sugar content. I am now going to exterminating the 2nd experiment. Yeast is used to make beers, liquors, and commercial alcohol, like the kind used in gasoline for automobiles. Some yeast can cause a disease called gandida albicans, other yeast's can cause respitory infections.
Yeast is one of the most fascinating living things.
It is a microscopic single cell fungus. Most of the yeasts live as a part of our natural environment. Yeasts can grow on plants or animals without the host even knowing. Yeast is a single celled organism that is used in the fermentation process. Any various on-celled fungi that can cause fermentation of carbohydrates producing carbon dioxide and alcohol.