'''E20''' or '''E-20''' may refer to: * E20 fuel, a mixture of 20% ethanol and 80% gasoline * European route E20 * Tandberg E20, a videoconferencing system * E20, a postcode district in the E postcode area, announced in March 2011 for use on the site of the 2012 Olympics * London E20 (''EastEnders''), a fictional London postal district in ''EastEnders'' * ''EastEnders: E20'', an Internet spin-off from ''EastEnders'' - also shown on BBC Three * E20 (nightclub), a fictional nightclub in ''EastEnders'' * Enterprise 2.0 * Lotus E20, a Formula One racing car from Lotus F1 Team for the 2012 season * Toyota Corolla (E20), a car * General Electric E-20, the largest model of GE's Elec-Trak electric tractor, arguably equivalent to a small 20 hp fossil-fueled tractor * Nimzo-Indian Defense, Encyclopaedia of Chess Openings code * Chūō Expressway (between Takaido IC and Okaya JCT on main route), route E20 in Japan * Maju Expressway, route E20 in Malaysia
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