I have 24 years of experience, and specialize in the field of mechanical engineering with specific knowledge in the areas of industrial ventilation, combustion engineering and machine design. I have published on such topics as dust collection and control in steel mills and foundries. I have testified on adequacy of dust collection system design. I have assisted clients with projects in Singapore and the Former Soviet Republic of Georgia, and have made sales presentations in China, Vietnam, Indonesia, Thailand, and the Philipines as well.