No
Between cooking with a normal pot and a pressure cooker the difference in terms of time is not much. The pressure cooker can be used depending on the type of food that is cooked.
A pressure cooker will cook food faster and also tenderize tougher meats.
cooking food faster than conventional cooking
The time for cooking is lower.
During heating the pressure increase in the pressure cooker; as a consequence the temperature increase, the cooking is faster, part of energy saved, etc.
The website http://allrecipes.com//Recipes/everyday-cooking/pressure-cooker/Main.aspx has some great recipes available. They are easy to make and very simple when using the pressure cooker.
A solar cooker and a pressure cooker are two completely different ways of cooking. A pressure cooker can still use a heat source like a gas or electric cook top. A solar cooker is as the mercy of the heat of the sun and the contents will only cook as well as the amount of heat it obtains.
You can know when you have reached the right cooker pressure by checking the temperature gauge. The right temperature would also depend on what you are cooking.
A pressure cooker minimizes the escape of fluids or air. The build-up of air and fluid increases the pressure inside the cooker, which also increases the boiling point. An open kettle allows the fluid and air to escape, heat is lost thus cooking time is longer.
pressure cookers cook faster. Instead of cooking something for 3-4 hours you can cut that down to maybe 1 hour. It tenderizes meat by forcing the steam into the food and breaking up some of the molecules
It will shorten cooking time, which in turn, can result in a modest saving of cooking gas; yes.
One meaning of the expression "pressure cooker" is a situation or place that causes anxiety or difficulties. A pressure cooker is a pot that is locked down to apply pressure to the cooking food. This term means that the people are locked into a closeness and cannot get out of the situation, so that emotions run high and tempers flare up.