History of the San Andreas Fault, Gaspar de Portola, Andrew Lawson, Alfred Wegener and Harry Hess. The San Andreas fault is about 28 million years old. Back then, California didn't exist, at least not recognizably so. Bits and pieces could be found scattered around the western edge of North American, which at the time ended at the Pacific ocean lapping the shores of central Utah and Arizona.
Sourdough bread is made by the fermentation of dough using naturally-occurring lactobacilli and yeast. Sourdough bread has a mildly sour taste not present in most breads made with baker's yeast, due to the lactic acid produced by the lactobacilli.ourdough is a dough containing a Lactobacillus culture in symbiotic combination with yeasts. It is one of the principal means of biological leavening in bread baking, the others using cultivated forms of yeast.
Sourdough Bread. Sourdough bread is fermented with the help of wild yeasts that are unique to a region, climate, or even kitchen. Mixing wild yeast culture into flour and water to make bread will create bubbles that cause the bread to rise, and give the bread a characteristic sour taste.r you can make them yourself. Kimchi. There are more varieties of kimchi than cars, but all have a delicious funk in common, and that funk comes from fermentation. Kimchi is made like sauerkraut but may contain different types of vegetables and seasonings, sugar, and often some type of dried or fermented fish product.