National grid fully charged
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The National Grid is a high-voltage electric power transmission network, connecting power stations and 340+ substations ensuring supply and demand is in the balance. Nigel Williams speaks to Robert Llewellyn about how the National Grid works in Great Britain, and what challenges it faces with the rapidly changing world.
How much is the highest demand (the peak of peak) of electricity that the National Grid has supplied so far? Answer in megawatts (MW)
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