The National Grid of UK has asked people of Britain that they might need to get ready for the impending energy shortage and cut their electricity consumption. National Grid is in charge of Britain's electricity system and has sent a warning to Eon, Octopus and British Gas. Customers of Eon, Octopus and British Gas have agreed to cut their energy consumption when the need arises and National Grid believes that the time has arrived, as per a report from the Financial Times. ...