The maximum S-amplitude, given in mm scale of a recorded earthquake by a standard seismometer at 100 km away from the epicenter, is converted to magnitude (M) by the following relation. About 900-1,000 times more energy.
MG is a British automotive marque registered by the now defunct MG Car Company Limited, a British sports car manufacturer begun in the 1920s as a sales promotion sideline within W R Morris's Oxford city retail sales and service business by the business's manager, Cecil Kimber.
1 Myasthenia gravis (MG) is a chronic autoimmune disorder that occurs when the immune system malfunctions, causing the voluntary (skeletal) muscles to become weak. 2  In Latin, myasthenia gravis literally means grave muscle weakness.. General: Although there is currently no cure for myasthenia gravis, treatment is available to help reduce the symptoms. 2  Many lifestyle and self-care techniques, such as wearing eye patches or changes in the diet, may help relieve symptoms.