Question

A good fuel should :

• A. be safe to store and transport
• B. be able to provide desired quantity of energy at a steady rate over a long period of time
• C. have low content of non-combustibles and no combustion products that are poisonous or environmental pollutants
• D. all the above

Answer 1

Answer: (D)

all the above

A good source of energy would be one

• which would do a large amount of work (supply energy) per unit volume or mass over a long period of time,
• be easily accessible,
• be easy to store and transport, and
• have low content of non-combustibles and no combustion products that are poisonous or environmental pollutants
  
• perhaps most importantly, be economical.