Metrication in the United States A digusting comment has been placed on the Metrication in the United States talk page Can you remove it There are two principal reasons why the United States of North America has been unable to change to a sensible measurement system that 200 203 countries use 1 The financial cost of such a change would probably cripple a weakening economy 2 The average American lacks the intellect necessary to be able to handle such a change