Biology Lab Safety Rules. Biology lab safety rules are guidelines designed to help keep you safe when experimenting. Some equipment and chemicals in a biology laboratory can cause serious harm. It is always wise to follow all lab safety rules. Don't forget, the most helpful safety rule is to use plain old common sense.
In 1937 statehood for Hawaii was proposed and refused by the U.S. Congressâthe territory's mixed population and distance from the U.S. mainland were among the obstacles. On Dec. 7, 1941, Japanese aircraft made a surprise attack on Pearl Harbor, plunging the United States into World War II.
World War II: The Solomons, Papua, Madagascar, the Aleutians, and Burma, July 1942âMay 1943. 1  conflict that involved virtually every part of the world during the years 1939â45. The principal belligerents were the Axis powersâ Germany, Italy, and Japan âand the Alliesâ France, Great Britain, t...