Because of the First World War, Wegener's book went unnoticed outside Germany. In 1922, however, a third (revised) edition was translated into English, French, Russian, Spanish, and Swedish, pushing Wegener's theory of continental drift to the forefront of debate in the Earth sciences.
How to Use a Drill Press Machine: A drilling machine comes in many shapes and sizes, from small hand-held power drills to bench mounted and finally floor-mounted models. They can perform operations other than drilling, such as countersinking, counterboring, reaming, and tapping large or small holes.
In simple words, a hydraulic press is a machine that makes use of the pressure exerted on the fluids to crush something. Joseph Bramah invented the hydraulic press, hence it is also known as the Bramah Press.n simple words, a hydraulic press is a machine that makes use of the pressure exerted on the fluids to crush something. Joseph Bramah invented the hydraulic press, hence it is also known as the Bramah Press.