Related Clues:

• Eg, nitrogen
• Form of fossil fuel
• Fuel used for heating or cooking
• E.g. nitrogen
• A fuel
• Something highly entertaining from Gilbert and Sullivan, initially
• Georgia's beginning to open border for petrol
• American fuel
• Sole gain (anag.); petrol
• CO, for example, leads in generating appropriate strategy
• Something exciting
• It can be natural
• It may be noble or natural
• Talk idly; fuel
• Fastball, in baseball lingo