... maintain. Therefore, particulateemission estimates for boilers burning low ash contentfuels will depend more on unit condition and operation. Boiler operating conditions which affect particulateemissions ... effectively in a boiler. Cans and othernoncombustibles are removed and the waste is reducedto a more uniform size. Environmental ProtectionAgency, " ;Control Techniques for Particulate Emissionsfrom ... optimum values for time,temperature, and fuel -air mixing are dependent uponthe nature of the fuel (gaseous, liquid or solid) and thedesign of the fuel burning equipment and boiler. b. Fuel...