While traveling, the Hound essentially gives up on life. He asks Arya to kill him to put him out of his misery, but she refuses electing instead to let him suffer and leaving him to die. His fate remains unknown, with conflicting evidence in the books on whether he lives or dies.
Production Operation. any part of the industrial process that is treated as a distinct element for the purposes of such design and organizational considerations as planning, accounting, and control.
1 Agriculture is the set of activities that transform the environment for the production of animals and plants for human use. Agriculture concerns techniques, including the application of agronomic research.  Agronomy is research and development related to studying and improving plant-based crops.