BAK - Disamat 801 Hot Air Welding Machine. BAK - Disamat 801 The welding machine for â¦more
The different grades of the Risser sign give a measure of bone maturity and thus of the skeletal growth to be expected. In Europe, a scale ranging from Risser 0 to Risser 5 defines the grades from beginning ossification to complete fusion of the apophysis to the iliac bone. In the USA, 4 grades are defined.
Mercalli scale is or the MMI scale as it is known today is used in reference to damage inflicted by an earthquake. So it is called an Intensity Scale. Unlike the universalised as moment-magnitude scale of Richter (which is numbered in terms of energy released by an earthquake), the MMI scale is a local scale for an area.