The summary is:
The video is about how to make solid air from liquid air using liquid helium. The video also explains the physics of different states of matter and how gases can be liquefied or frozen under certain conditions. The video also shows some experiments with liquid nitrogen, liquid argon, and liquid butane. The video also promotes some products and invites viewers to share their chemical projects.
Here are some key facts extracted from the text:
1. Dry water is a liquid that does not wet paper or drown computer motherboards.
2. Solid air is a state of matter that can be obtained by freezing air components such as nitrogen, oxygen and argon.
3. Liquid nitrogen has a boiling point of -196 degrees Celsius and can freeze other gases such as butane and argon.
4. Liquid helium has a boiling point of -269 degrees Celsius and is the coldest liquid on earth.
5. Liquid air has a bluish tint due to the presence of liquid oxygen and can be magnetized by a magnet.
6. Adiabatic cooling is a phenomenon where the temperature of a gas decreases with a decrease in pressure.