| http://www.w3.org/ns/prov#value | - ???The contamination is so hard to predict because of all the variables involved, such as temperature, pH, velocity, stresses and heat,??? says Mike Costello, director of sales and marketing for the biopharm market at Siemens Water Technologies. ???You could have two systems with identical designs, and yet one will perform well and the other poorly, [depending on the process environment].???
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