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.
Here are 3 different ways you can use turmeric to whiten your teeth: 1  1. Mix 1/2 teaspoon of turmeric with water to form a paste. 2  3. Mix 1/2 teaspoon of turmeric with water and use as a mouthwash. So, if youâre looking for a natural option for teeth whitening, maybe give turmeric a shot. Just remember, you wonât see a miracle after the first try; you will see gradual results with every use.