The wax goes on to generate candle wax and petroleum jelly when the dewaxed oil purifies in to the attractive lube oil base stock. Challenges that arise from this process originate from picking out which type of solvents to employ. Most refineries use MEK Though propane can be employed from https://autosensor19753.blog2freedom.com/35525804/the-2-minute-rule-for-waste-engine-oil-regeneration-device