Antibacterial therapy. People who are very prone to tooth decay may need antibacterial therapy. Dentists first remove cavities and seal all pits and fissures in the teeth. Then dentists prescribe a powerful mouth rinse (chlorhexidine) that is used for 2 weeks to kill off the bacteria in any remaining plaque.
Though GM stock prices were exorbitantly high, the market interest in Chevrolet made the five-for-one trade irresistible to GM shareholders. With the sale, concluded on May 2, 1918, Durant regained control of GM.
By 1909, William C. Durant had assembled Buick and Oldsmobile as cornerstones of his new General Motors Corporation, founded the year before. By the end of July, he had persuaded Wilfred Leland to sell Cadillac for $4.5 million in GM stock.