The stone is a unit of mass that is still sometimes used in England, instead of pounds or kilograms, as an expression of human weight. A stone is equal to 14 pounds and about 6.35 kilograms. Take a position (for or against) on using the standard of kilograms as an international measure of human weight. What are the advantages to the unified system of using the kilogram for weight? What are the disadvantages? Who might be resistant to adopting the standard and why?