Sketch the phase diagram for water at constant pressure. label the critical point, saturated liquid line, and saturated vapor line, identify the following regions subcooled/compressed liquid, vapour liquid mixture and superheated.

A)-in the process of engineering design, explain the contribution of material selection. b)- explain the procedure of synthesis as is employed in engineering design. c)- is there any relationship between ergonomics and engineering design? explain. d)- safety consideration in engineering design includes human, product and the enviroment . explain how safety will be incorporated into the design?