that part of the energy in a substance that can be released by a chemical reaction
relating to or used in chemistry
material produced by or used in a reaction involving changes in atoms or molecules
(physics) a thermodynamic quantity equivalent to the capacity of a physical system to do work; the units of energy are joules or ergs
forceful exertion
enterprising or ambitious drive
an imaginative lively style (especially style of writing)
a healthy capacity for vigorous activity
the federal department responsible for maintaining a national energy policy of the United States; created in 1977
