Heroes and Villains - A little light reading. Here you will find a brief history of technology. Initially inspired by the development of batteries, it covers technology in general and includes some interesting little known, or long forgotten, facts as well as a few myths about the development of technology, the science behind it, the context in which it occurred and the deeds of the many ...
This web page is dedicated to our good friend, retired armored vehicle engineer Bill Criswell who passed away a few years ago. A courageous and wise voice of reason against the wheeled truck madness infecting the Army and DoD, the picture above was his favorite of 11 th Combat Engineers leading the way into Baghdad using M113 Gavins with gunshields.
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A crusher is a machine designed to reduce large rocks into smaller rocks, gravel, or rock dust.. Crushers may be used to reduce the size, or change the form, of waste materials so they can be more easily disposed of or recycled, or to reduce the size of a solid mix of raw materials (as in rock ore), so that pieces of different composition can be differentiated.