Profile: Advanced Systems Technologies, Inc. designs and fabricates process control systems. We specialize in industrial gas handling, blending, generating and purifying systems. We deliver engineering design services and fabricated systems to industrial gas manufacturers & end users. Our engineering services include complete process control system, design and instrumentation specification, customized computer & PLC software, process modeling, productivity & efficiency optimization, vendor coordination, computerized inventory control & customer training. Our gas blend used in this blow molding application produces a molecular barrier on the inside of the molded part, allowing a plastic container to store lighter fluid, gasoline, and other fluids that normally pass through the wall of a closed container blown with air.