Science Focus - the home of BBC Science Focus Magazine
Where is the coldest part of the fridge, the bottom or the top? © Getty Images

Where is the coldest part of the fridge, the bottom or the top?

Subscribe to BBC Science Focus Magazine and get 6 issues for just £9.99

That depends on where you keep you ice, obviously...

The back. The biggest source of heat in a fridge is the warm air that rushes in every time you open the door. Cold air sinks, so it collects at the bottom and, in a fridge freezer, the bottom shelves will be coldest.

Advertisement

But in a fridge with an ice-making compartment at the top, it will be the top. Frost-free fridges circulate the air and have much more even temperature distribution.

Read more:


Advertisement

Subscribe to BBC Focus magazine for fascinating new Q&As every month and follow @sciencefocusQA on Twitter for your daily dose of fun science facts.

Authors

Advertisement
Advertisement
Advertisement

Sponsored content