Lava is the extrusive equivalent of magma. Magma (from Greek Î¼Î¬Î³Î¼Î±, thick unguent) is a mixture of molten or semi-molten rock, volatiles and solids that is found beneath the surface of the Earth, and is expected to exist on other terrestrial planets. Besides molten rock, magma may also contain suspended crystals, dissolved gas and sometimes gas bubbles.
Mean opinion score. Mean opinion score (MOS) is a measure used in the domain of Quality of Experience and telecommunications engineering, representing overall quality of a stimulus or system. It is the arithmetic mean over all individual âvalues on a predefined scale that a subject assigns to his opinion of the performance of a system qualityâ.
The Load Rating is a measure of bridge live load capacity and has two commonly used categories: Inventory Rating, as defined by the current AASHTO Manual for Bridge Evaluation, is that load, including loads in multiple lanes that can safely utilize the bridge for an indefinite period of time.