Most restaurants cook food in seed oils such as corn, canola, soybean, or safflower oil.

“the majority of places cooked in canola or soybean oil”

“Seed oils are things like corn canola sunflower safflower soybean grape seed anything that comes from a seed is a seed oil even palm oil is a seed oil in many ways because it's also refined bleached and deodorized”

“most restaurants are cooking in seed oils they're using corn or Canola or soybean or safflower”