Before the increase in Global ecological consciousness, air treatment plants were only required to comply with the norms set out for emissions from the stack.
In real estate, there are three important factors: location, location, location. In manufacturing, there are also three important factors: operating costs, operating costs, operating costs. While the initial purchase price of any piece of capital equipment is certainly a critical element, the costs to run that same equipment will affect profitability for the entire life of the system.