It’s not all troubled waters
* See more of Fiona Katauskas’s cartoons here
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Tag - Fossil fuels
As Tata Steel and British Steel close their polluting blast furnaces, will
Labour get behind the switch to more energy-efficient technology – and secure
jobs?
The warning is to “wait for the snap, crackle and pop” as three glowing
electrodes are dropped into an electric arc furnace in Cardiff. What follows
sounds like thunder and lightning. It is a human-induced storm in a massive,
ceramic-lined cup, holding 140 tonnes of rapidly melting steel.
The plant, owned by Spain’s Celsa, melts scrap steel using high-voltage
electrical currents that generate the 1,600C needed to turn the metal to liquid.
The glowing steel is then ready to be cast, twisted and crushed into the rods
used to reinforce concrete.
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It’s a hot topic for scientists all over the world
* See more of Fiona Katauskas’s cartoons here
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