The Paper Test for Oven Heat

‘Moderate’ Oven. If a piece of white writing paper put into a heated oven turns golden brown in 5 minutes the heat is said to be ‘moderate.’

‘Hot’ Oven. If the paper becomes dark brown in 5 minutes the oven is said to be ‘hot.’

‘Slow’ Oven. The heat is said to be ‘slow’ if it takes 7 minutes for the ‘paper to become a golden brown.