Quantum cascade laser (QCL) gas sensor firm Cascade Technologies Ltd. of Stirling, Scotland, has been acquired by About Emerson Process Management. The terms of the acquisition were not disclosed. Cascade’s devices are capable of measuring multiple gases simultaneously, aiding emissions monitoring, production efficiency improvements and environmental compliance in the petrochemical, food and beverage, marine, automotive and pharmaceutical industries. The company’s technology will be added to Emerson’s Rosemount Analytical gas analysis portfolio. For more information, visit www.emerson.com.