Examples of homeostasis include the regulation of body temperature, the pH of extracellular fluid, or the concentrations of sodium, potassium and calcium ions as well as that of glucose in the blood plasma, despite changes in the environment, diet, or level of activity.
Blue-collar workers perform labor jobs and typically work with their hands. The skills necessary for blue-collar work vary by occupation. Some blue-collar occupations require highly skilled personnel who are formally trained and certified.
The Governmentâs policy for white-collar Federal employees, established in Title 5, United States Code 5301, is that Federal pay rates should be comparable to non-Federal pay rates for the same levels of work within the same local pay area.