A steamy affair: Swetha Sivakumar on the science of pressure-cooking

Air pressure acts as an invisible force on food, no matter what the utensil. See how it works, on pulses, milk, juices, and popcorn.

A steamy affair: Swetha Sivakumar on the science of pressure-cooking
Air pressure acts as an invisible force on food, no matter what the utensil. See how it works, on pulses, milk, juices, and popcorn.