Throughout the United States, hundreds of companies work every day to discover and develop onshore oil and natural gas fields. Thousands more drill deep into the earth to bring water to the surface for commercial, industrial and residential use. Some of these firms are just a few employees in size, while others are among the nation's largest corporations, with thousands of employees and tens of thousands of wells. Common to all of them is the need to cleanly and efficiently manage the spent drilling mud that is a necessary by-product of their work.
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