What's the difference between extra virgin olive oil and other types of oil like canola?

Question

just wondering

Answer 1

Um, olive oil is made from olives. Canola from canola seeds, peanut oil from peanuts, corn oil from corn. Generally speaking, olive oil has the healthiest fats, ones your body needs so it is considered good for you.
The virgin and extra virgin in referring to olive oil has to do with the pressing of the olives. Extra virgin comes from the first pressing of the olives.

Answer 2

Previous answer is correct. Flavour of EVO is preferred in salads.