• Improved the performance of numerous electrostatic precipitators, fabric filters and wet scrubbers based on offline internal inspections, on-line diagnostic test, and failed component analyses. Prepared specifications for new control systems.• Co-developer of the dry impinger-based modifications to Method 202 to minimize the biases related to artifact formation in the impingers. Helped develop Method 201A for filterable PM10 and PM2.5. Presently developing OTM-036 for filterable PM2.5 measurement in droplet-laden or moisture saturated wet scrubber stacks. • Supervised and participated in numerous engineering- and compliance-related stack tests at industrial and governmental facilities.• Supervised detailed testing and balancing of numerous industrial ventilation systems at wood products facilities and mineral industry sources to improve capture and control of fugitive emissions of combustible dusts and respirable crystalline silica.• Developed fugitive particulate matter capture techniques and supervised more than 15 field tests to obtain accurate PM10 and PM2.5 emission factors for crushers, screening operations, and conveyor transfer points. These factors are in AP42, Section 11.19.2.• Co-developer of an ambient sampling technique for the accurate measurement of respirable (PM4) respirable silica. • Supervised ambient respirable crystalline silica sampling programs at more than 10 plants in the Wisconsin-Minnesota-Illinois area. • Designed and supervised PM10 and PM2.5 upwind-downwind ambient air monitoring programs.• Helped operators of cement kilns achieve stringent MACT dioxin-furan emission limits.• Co-developer of a patented photochemical system to destroy dioxin-furan compounds in industrial gas streams. Supervised a successful National Science Foundation sponsored five-month demonstration program of the photochemical system at a cement kiln. • Provided expert testimony at numerous permit-related hearings and court cases.

• Conducted diagnostic emission testing and optimized performance of numerous electrostatic precipitators, fabric filters, and wet scrubbers.• Compiled and presented training materials concerning air pollution control equipment for the U.S. EPA Air Pollution Training Institute.

• Conducted diagnostic emission testing and optimized performance of numerous electrostatic precipitators, fabric filters, and wet scrubbers.

• Conducted diagnostic emission testing and optimized performance of numerous electrostatic precipitators, fabric filters, and wet scrubbers.• Compiled and presented training materials concerning air pollution control equipment for the U.S. Corps. of Engineers.

Prepared wet scrubber performance evaluation and optimization manual.

Developed a photochemical system for the control of nitrogen oxides from utility boilers.

• Conducted multi-day, detailed compliance oriented inspections of stationary sources.• Developed training materials for the U.S. EPA Air Pollution Training Institute.

• Supervised operation of and conducted emission tests of a pilot scale scrubber used to develop design data for first generation flue gas desulfurization systems.