Rigour (BrE) or rigor (AmE) (see spelling differences) describes a condition of stiffness or strictness. Rigour frequently refers to a process of adhering absolutely to certain constraints, or the practice of maintaining strict consistency with certain predefined parameters.
PLA stands for polylactic acid and is a resin made from corn starch. PLA is used to make clear compostable containers and PLA lining is used in cups and containers as an impermeable liner. PLA is biodegradable, and fully compostable. It uses 65 percent less energy to produce than conventional oil-based plastics and generates 68 percent fewer greenhouse gasses and contains no toxins.
The Test. The Lp-PLA 2 test is sometimes used to help evaluate a person's risk of developing coronary heart disease (CHD) or to help determine the risk of having an ischemic stroke.Lp-PLA 2 is an enzyme that appears to play a role in the inflammation of blood vessels and is thought to help promote atherosclerosis.f the risk of CVD and stroke is decreased when Lp-PLA 2 is lowered, then the Lp-PLA 2 test may be ordered more frequently and be used to monitor a person's response to treatment.