If you have a USB microscope and projector, you can also investigate the fibres in a cotton ball and watch what happens when you add a drop of coloured water and a drop of soapy coloured water (if ...

Typically, the go-to method for cleaning an air fryer is soaking the basket in warm, soapy water for about 30 minutes, followed by a good scrub to get rid of stubborn stains. It’s effective but ...