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.
Getting Rid of Plaque and Tartar at Home. While home remedies should never be used as a substitute for proper dental treatment, there are some methods that have proved very effective. The following section will outline some of these methods in more detail.