Tetanus vaccine can help prevent tetanus disease, commonly known as lockjaw.. Tetanus is a serious disease that causes painful tightening of the muscles, usually all over the body. It can lead to locking of the jaw so the person cannot open his mouth or swallow. Tetanus leads to death in about one in ten cases.
The most abundant dissolved salt in ocean water is sodium chloride. It is a colorless crystalline compound with the chemical formula of NaCl.
What is the most common salt in ocean water? What force sets ocean waves in motion? What are two most common ions in ocean water?   Ocean water is a complex mixture of substances, the two most common being water, of course, and common salt (sodium chloride).   Waer is a covalent substance and onlyâ¦ splits into ions to a very small degree.