•Stringent Standards
 Promote Improved Control Performance
 –New and
 Innovative Designs
 –Materials –
 alloys, coatings, etc.
 –Computer Flow
 Modeling – emissions, flow, and temperature
 distribution 
 –Catalyst
 Structure and New Formulations
 –Redundant
 Systems
 •Better
 Reliability
 –Automated
 Controls Optimize Reductions
 –Increased
 Design Experience