The Rockwell Hardness test is a hardness measurement based on the net increase in depth of impression as a load is applied. Hardness numbers have no units and are commonly given in the R, L, M, E and K scales. The higher the number in each of the scales means the harder the material.
Apac. Apac is a town in Apac District, Northern Uganda. It is the 'chief town' of the district and the district headquarters are located there. The district is named after the town. see more on Definitions.net Â».
Great Plains Asbestos Control, Inc. (GPAC) is a full service environmental remediation and demolition company. GPAC offers a range of services to public and private clients that include; building remediation and demolition, plant closure, plant de-commissioning and site reclamation.