| http://www.w3.org/ns/prov#value | - Valves may be arranged to control the flow of gas, liquid, or solids such as powders and can be selected from manufacturers skilled in the arts of valve manufacturing of any particular valve from any suitable materials. [0479] ???CPU??? refers to a central processing unit or any suitable computer processor suitable for the application such as are contained in most personal computers (PC). [0480] ?
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