The title held by a social worker can vary in different countries and even among states in the US, but two of the most common types are direct-service social workers and licensed clinical social workers (LCSWs). Direct-service social workers help people deal with the challenges in their day-to-day lives.
American car manufacturers Nash (in 1949) and Ford (in 1955) offered seat belts as options, while Swedish Saab first introduced seat belts as standard in 1958. After the Saab GT 750 was introduced at the New York Motor Show in 1958 with safety belts fitted as standard, the practice became commonplace. Glenn Sheren of Mason, Michigan submitted a patent application on March 31, 1955 for an automotive seat belt and was awarded US Patent 2,855,215 in 1958.
Car seats were invented in 1962 but became mandatory years later. The specific date is difficult to pin down but the general consensus is that the law was passed in the 1970s â¦ .