A CDI, or Capacitor Discharged Ignition is a system that is linked to the ignition of some petrol engine driven vehicles.Its purpose is to store an electrical charge that is discharged through the ignition coil and thus increases the power to the spark plug/s for a very powerful, high-energy spark.This prevents fouling of the spark plug/s.A CDI can be disconnected in some vehicles and the engine would still run, but with a less powerful spark to the spark plug/s.his prevents fouling of the spark plug/s. A CDI can be disconnected in some vehicles and the engine would still run, but with a less powerful spark to the spark plug/s.
Retail is the process of selling consumer goods and/or services to customers through multiple channels of distribution to earn a profit. Demand is created through diverse target markets and promotional tactics, satisfying consumers' wants and needs through a lean supply chain. In the 2000s, an increasing amount of retailing is done online using electronic payment and delivery via a courier or postal mail.
Definition of retail for English Language Learners : to sell (something) to customers for their own use : to be sold to the final customer for a specified price