These include most of the liquid vegetable oils like corn oil, soybean oil, canola oil, and olive oil. Nuts contain primarily healthy fats and can be a part of meals.
Fish also contain fat that is high in polyunsaturated fats and can also be considered healthy.
For those interested in their long-term health, a goal should be to replace unhealthy fats, in other words most animal fats and partially hydrogenated vegetable fats, with natural liquid vegetable oils. These can be used for frying, baking, and at the table.