What Is a Palm Oil Condenser: Vacuum Systems, Types and Mill Applications Answering the core question: What is a palm oil condenser and what does it do? A palm oil condenser is the heat transfer and vacuum-creating device that condenses the vapour stream drawn from a deodoriser, vacuum dryer or evaporator so that the process can be held under vacuum and the volatile material can be recovered. In physical refining, deodorisation strips free fatty acids and odour compounds from