They mostly occur within 1-2 fault lengths of the mainshock. For the largest earthquakes, this is a long distance; it is thought that the 1906 San Francisco earthquake triggered events in southern California, western Nevada, southern central Oregon, and western Arizona, all within 2 days of the mainshock.hey mostly occur within 1-2 fault lengths of the mainshock. For the largest earthquakes, this is a long distance; it is thought that the 1906 San Francisco earthquake triggered events in southern California, western Nevada, southern central Oregon, and western Arizona, all within 2 days of the mainshock.
Nevertheless, you can remove tartar from the teeth at home using certain home remedies. 1  Use a soft bristled toothbrush to clean your teeth, gently, yet effectively. 2  Mix salt and baking soda and brush your teeth to remove tartar from your teeth successfully. 3  Your intake of vitamin C determines your oral health status.
Cream of tartar also has other household applications. It can be used to clean brass and copper cookware. It is also helpful in removing stains from sinks and bathtubs. Combined with hydrogen peroxide, it can remove even the most stubborn rust stains without scratching a delicate surface.