The world's most fuel efficient couple, Helen and John Taylor, have decided to retire after smashing 42 fuel economy driving world records and 88 overall driving records.
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The Taylors are renowned for anything and everything related to fuel efficient driving. They've even started a global initiative called Eco2Driving which hopes to educate and inspire motorists into the world of fuel efficient driving, and breaking more world records.

After breaking various records around the world, the couple is now focusing on educating drivers, including governments and fleet vehicle drivers about their knowledge on how to drive more efficiently. They hope to reduce CO2 global emissions by 10 percent through their teachings.

Some of their records include:
-2002 Peugeot 406 HDi diesel driven from Melbourne to Rockhampton (2,348.3km) on one tank of fuel.

-2006 Volkswagen Golf 1.6 FSI driven around the world on 24 tanks of fuel, taking 78 days to complete. They averaged 4.5L/100km for 29,717km.

-2008 Peugeot 308 HDi around the coast of Australia, 14,580km, averaging 3.13L/200km.