strange inventions

Although humanity has many inventions that are sufficient to meet human needs, until now, there are still interesting inventions that only a few people can think of.

Indeed, Japan is known as the country with the most unique and interesting ideas in the world.

A British plumber realizes his dream of flying into the air as he builds a gas engine powered by natural gas.

Some technology companies and inventors have introduced strange products but are introduced to help people's lives become more convenient or interesting.

Shoe with umbrella, helmet, holder of toilet paper, cassette with remote control ... are very inventive inventions but also very strange.