~ The invention replaced a fire pit

~ The people were using the fire pit or they just did not save people

~ It was first used in 1950

~ The benefits were it cooked food very quick.

~The impact on life today is we use it quite a lot since we eat more food and we can know put it in the fridge and take it out and heat it up instead of throwing it away


~ Why was it better than before,cooked and heated left over food they had saved

Percy Spencer