You don't chew nicotine gum the way you chew normal gum. If you did, all the nicotine would be released directly into your saliva. If you swallowed the nicotine-soaked saliva, it would provoke a terrible stomachache and a nasty and overwhelming craving for a cigarette.
Meaning; SCRI: Salford Centre for Research and Innovation: SCRI: Sarah Cannon Research Institute: SCRI: Scottish Crops Research Institute
Response No. 1: An SCR, or Silicon Controlled Rectifier, is a semiconductor, or integrated circuit (IC), that allows the control of current using a small current. Basically, it is a simple direct current (DC) light switch.