[para transit fellow]

Originally Posted by calgarygeologist

Interesting. I hit up Google to try to learn more about Drake Landing and this was one of the top search results which doesn't sound very encouraging.

https://www.cbc.ca/news/canada/calga...ture-1.7148389

We should bear in mind that drake landing was a solar heat prototype village. They used the materials of the day.

Back in those days, I recall a lot of interest for heat storage system using a salt that turned to liquid when heated by the solar heating system. The phase change allowed much more storage.