CONSEQUENCE OF THE SECOND LAW OF THERMODYNAMICS
FIGURE 2.8 Without an input of energy, the level of disorder in a system, a property called entropy, will increase. Consequently, work is required to maintain or restore order in physical systems, which tend naturally to a state of disorder.
(© Performance Image/Alamy) (Ron Kimball/Kimball Stock) (Ron Kimball/Kimball Stock)