Potassium is one of the major electrolytes (together with sodium, chloride and magnesium) that conducts electricity in the human body. It also plays important roles in muscle contraction, nerve impulse transmission, and in maintaining the balance of fluids in the body.
The first modern usage of the specific term social justice is typically attributed to Catholic thinkers from the 1840s, including the Jesuit Luigi Taparelli in CiviltÃ  Cattolica, based on the work of St. Thomas Aquinas.
Social justice as understood by the writer is concerned with equal justice, not just in courts but in all aspects of society. This concepts demand that people have equal rights and opportunities: everyone, from the poorest person on the margins of society to the wealthiest deserves an even playing field.