The Rockwell hardness number is expressed as a combination of the measured numerical hardness value and the scale letter preceded by the letters, HR. For example, a hardness value of 80 on the Rockwell A scale is reported as 80 HRA. Regular Rockwell Hardness Testing- Measures the bulk hardness of the material.
What is aPaaS? aPaaS is an acronym for application Platform-as-a-Service. According to Gartner, aPaaS is a cloud service that offers development and deployment environments for application services. Platform as a service (PaaS) is defined as application infrastructure functionality enriched with cloud characteristics and offered as a service.
Apolipoprotein A-I (apo A-I) is a protein that has a specific role in the metabolism of lipids and is the main protein component in high-density lipoprotein (HDL, the good cholesterol). This test measures the amount of apo A-I in the blood. Apolipoproteins combine with lipids to transport them throughout the bloodstream.