When we talk about nitrate in terms of food, it’s the salt potassium nitrate (saltpetre or saltpeter) we are referring to; potassium nitrate is commonly used to cure ham, bacon, sausages and salami. This stops the highly toxic Clostridium botulinum
Many fats are good for us and we need them in our diet. The term includes ‘oils’ which are fats that are runny at room temperature. It may surprise you to find out which fats are ‘good’ and which are ‘bad’.