Pepper stand at Central Market in Houston, Texas, with Scoville scale. Unlike methods based on high-performance liquid chromatography, the Scoville scale is a subjective measurement dependent on the capsaicin sensitivity of testers and so is not a precise or accurate method to measure capsaicinoid concentration.
By definition, pi is the ratio of the circumference of a circle to its diameter. Pi is always the same number, no matter which circle you use to compute it. Unlike some responses on this forum, PI does not equal 22/7 there is a slight difference.
Definition of pi. plural. pis. play \ËpÄ«z\. 1 : the 16th letter of the Greek alphabet â see alphabet table. 2a : the symbol Ï denoting the ratio of the circumference of a circle to its diameterb : the ratio itself : a transcendental number having a value rounded to eight decimal places of 3.14159265.