The wax goes on to provide candle wax and petroleum jelly though the dewaxed oil purifies to the attractive lube oil base stock. Challenges that come up from this process come from picking out which type of solvents to implement. Most refineries use MEK Although propane can be utilized from https://steel-band-for-iwatch44219.look4blog.com/73557816/the-best-side-of-chilling-dewaxing-unit