He's not really talking about bottles of vegetable oil used in cooking. He's talking about products that use sneaky labeling to either hide the palm oil or make

He's not really talking about bottles of vegetable oil used in cooking. He's talking about products that use sneaky labeling to either hide the palm oil or make formulation flexible- e.g. if the nutrition label lists "vegetable oil", they can make the product using whatever vegetable oil is convenient that day.