Why cooking food in an open vessel takes more time at a hill station ?

Why boiling of an egg or cooking of rice in an open vessel takes more time at a hill station ?

Why does boiling of an egg or cooking. of rice in an open vessel take more time at a hill station?

Why are vegetables cooked with difficulty at a hill station ?

Why are vegetables cooked with difficulty at a hill station?

Why is food cooked ?

A person living in shimla observed that cooking without using pressure cooker takes more time. The reason for this observation is that at high altitude

A person living in shimla observd that cooking without using pressure cooker takes more time. The reason for this observation is that at high altitude