Related Clues:

• Functional American fuel product
• Round safety devise that's practicable
• Advantageous to America to order fuel
• Handy to get oxygen to melt
• American fuel source with which one could do
• Helpful having fluorine in the water
• Able to help us with fuel product
• Smart fuels could be of benefit
• Old blend may be advantageous
• Advantageous - efficacious
• Having a function
• Worthwhile
• Of use
• Sought-after — rebel aids (anag)
• Nothing to do with Bond is helpful