Scoville scale more, depending on seed lineage, climate and humidity, and soil composition supplying nutrients. The inaccuracies described in the measurement methods also contribute to the imprecision of these values. "Capsicum" chili peppers are commonly used to add pungency in cuisines worldwide. The range of pepper heat reflected by a Scoville score is from 100 or less (sweet peppers) to over 3 million (Pepper X) (table below; Scoville scales for individual chili peppers are in the respective linked article). The class of compounds causing pungency in plants like chili peppers is called capsaicinoids, which display a linear correlation between concentration and Scoville
Herbert Scoville Jr. Peace Fellowship classes. Herbert Scoville (1915-1985) was a nuclear arms control activist and held many professional positions related to arms control. Dr. Scoville worked for the National Defense Research Committee, the Atomic Energy Commission, the Department of Defense, helped found the Arms Control Association, and led the Arms Control Project at the Carnegie Endowment for International Peace. Herbert Scoville was also a graduate of Yale University and the University of Rochester, where he earned a PhD. Dr. Scoville was at the forefront of arms control and nuclear issues and thought it was indispensable to motivate young people to get involved with the