Paul Saladino· MD
Canola oil goes through an industrial chemical extraction- leaving it highly contaminated - consisting of: 1. Roller mill-> screw press to extract oil 2. Second oil extraction with hexane (Studies have found hexane and petroleum based solvents residue in these seed oils (PMID: 11064941, 34745265), which have been associated with cancer in cooking fumes (PMID: 22968348, 10361022)).