Fluid Catalytic Cracking, FCC, is the primary source of C4 Raffinate I which may be further processed into alkylate gasoline. In Unit 1 - Gasoline, we learned that alkylate is one of several blendstocks used to achieve gasoline blends with specific performance and regulatory criteria. 1. What is the typical share (%) of alkylate in a gasoline blend? 2. What conversion process is used to achieve alkylate gasoline? 3. What benefits does alkylate gasoline offer in the gasoline blending process