PCB Disposal Inc. 72 Lake Driveway West , Ajax , ON L1S 3X1 Canada About Solutions services training Companies PCB Disposal Inc. Services Mineral Oil Transformers Mineral Oil Transformers 0 Share Mineral oil transformers contaminated with PCBs can either be disposed of following draining, or if they have any life expectancy, can be reclassified to non-PCB status by retrofilling. Most popular related searches oil contamination PCB transformer PCB transformer oil Customer reviews No reviews were found for Mineral Oil Transformers. Be the first to review! Add your review Publish your review Great! review successfully added!