Answers are:
1) shift to fossil fuels or coals with lower amount of sulfur.
2) removal (s<span>pray dry system</span>) of the sulfur oxide after combustion, removal sulfur during combustion (fluidised bed combustion) or reducing the sulpfur before combustion (washing the coal)<span>.
3) </span><span>improve efficiency of conversion of fuel and coal to electric power.
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The 3 properties of enzymes are specific reaction, or specific type of reaction, that involves specific substrates.