If it's frustrating, a chronic annoyance, or a chronic inefficiency, it's friction. The book contains questions that illustrate ISO 9000 principles. Students are encouraged to bring examples from their workplaces, but the book provides examples from the history of quality management, everyday life, and even actual internal audits. Between 1907 and 1997, USDA procedures for inspecting meat and poultry in processing plants remained largely unchanged. In ancient times, people measured plots of land with ropes.
Hot weather makes the rope dry and unyielding, while moisture makes it stretchable.
Also, the human nose is not the best gage for borderline situations. While an obviously sick food inspector would probably stay out of the work area, an incipient cold could impair the inspector's sense of smell before the illness became apparent. Also, the human nose can desensitize itself to certain odors. The Talmud is actually citing a temperature and humidity standard. If you know the difficult and easy ground, ground is easy for the horses.