Steam Boilers, Engines, Nozzles and Turbines
The three "Ts" for good combustion are

Total air, time, and temperature
Thorough mixing, total air and temperature
Total air, true fuel, and turbulence
Temperature, time, and turbulence

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Steam Boilers, Engines, Nozzles and Turbines
Carbonization of coal is the process of

Binding the pulverized coal into briquettes
Pulverizing coal in inert atmosphere
Strongly heating coal continuously for about 48 hours in the absence of air in a closed vessel
Heating wood in a limited supply of air at temperatures below 300°C

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