This portable toaster is shaped like a knife and looks like one as well. This knife will toast things up for you. Lets say you are in a rush in the mornings and don’t have time for your toast to get toasted just use this

Korean designer Been Kim must really love toasted bread with the new handheld portable toaster design you see here. Apparently, all you need to do is run it over your bread just like a huge butter knife, and it will toast that particular side of the bread , this  toaster to get the job done fast and well.

here’s a website-  http://www.gadgetreview.com/a-portable-toaster-using-nanotechnology-sounds-a-bit-soft-to-me

This portable charger deals with engineering because it involves critical thinking and skills. It also uses electronic parts to work

This works because it is like a strainer inside the knife and when people press the button it will start to heat up and toast what your bread.

https://youtu.be/EG3ChAgOE7k