Fluidized beds of sand, and how to make your own.

Liquid Sand Source: https://t.co/8w7gqwsVJe pic.twitter.com/odTsTtV2B1 — Space Explorer Mike πŸ‡ΊπŸ‡¦ (@MichaelGalanin) February 13, 2020 A very visual and simplified version of aeration of a loose solid in a contained area. The video is interesting and shows a lot of and practical applications, including the ability to generate your own at home.