eveson -251 Reducing Human Errors Make safety enhancing actions easy, natural, and difficult to omit or do wrong Stopping an unsafe action or leaving an unsafe state should require one keystroke Make dangerous actions difficult or impossible Potentially dangerous commands should require two or more unique actions Provide references for making decisions Reducing Human Errors(2) Follow human stereotypes Make sequences dissimilar if need to avoid confusion between them Make errors physically impossible or obviou Use physical interlocks(but be careful about this)c ��������������������� ����� Reducing Human Errors Make safety enhancing actions easy, natural, and difficult to omit or do wrong. Stopping an unsafe action or leaving an unsafe state should require one keystroke. Make dangerous actions difficult or impossible. Potentially dangerous commands should require two or more unique actions. Provide references for making decisions. c ��������������������� ����� Reducing Human Errors (2) Follow human stereotypes. Make sequences dissimilar if need to avoid confusion between them. Make errors physically impossible or obvious. Use physical interlocks (but be careful about this)