Put an egg in a glass of water...if you experience what happens in the video, do not eat it! :(

Do you have any idea how you can determine whether you can still eat an egg or if it has gone bad? Open it and check?! No, that is not a very good idea, better to leave it intact. Here is a useful trick: put an egg in a full glass of water. An edible egg sinks down to the bottom and does not float while a spoiled egg rises to the surface!

This and SIX other extremely useful life hack tricks are shown in this video! For example, do you know how to keep lettuce fresh and crisp longer inside a plastic container?! Watch this video and discover the answer! ;)