THE DIAGRAM SHOWS THE KEY STEPS IN PRODUCING ELECTRICITY FROM COAL.
OVERALL
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THIS
SYSTEM , INVOLVING 6 CRUCIAL STAGES , DEMONSTRATES HOW FOSSIL FUELS (COAL) ARE CONVERTED INTO USABLE ENERGY.
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FIRST,
RAW COAL IS CRUSHED INTO FINE POWDER USING A PULVERISER. Linking Words
THIS
MAKES IT BURN MORE EFFICIENTLY. THE POWDERED COAL Linking Words
THEN
GOES INTO A FURNACE WHERE IT IS BURNED AT HIGH TEMPERATURES. THE HEAT FROM THE FURNACE BOILS SOMETHING TO CREATE STEAM. Linking Words
THIS
STEAM SPINS THE TURBINE, WHICH IS CONNECTED TO A GENERATOR. AS THE TURBINE SPINS, THE GENERATOR PRODUCES ELECTRICAL ENERGY. THE STEAM Linking Words
THEN
PASSES THROUGH A COOLER WHERE IT CONDENSES BACK INTO WATER TO BE REUSED.
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NEXT,
THE ELECTRICITY GOES TO A TRANSFORMER. HERE, THE VOLTAGE IS INCREASED SO THE POWER CAN TRAVEL LONG DISTANCES THROUGH POWER LINES WITHOUT LOSING TOO MUCH ENERGY. Linking Words
FINALLY
, THE ELECTRICITY REACHES HOMES, SCHOOLS AND FACTORIES WHERE PEOPLE USE IT.Linking Words
i.nureddinn