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 2 was fought between two groups of countries. On one side were the Axis Powers, including Germany, Italy and Japan. On the other side were the Allies. They included Britain, France, Australia, Canada, New Zealand, India, the Soviet Union, China and the United States of America.