After several hours, it still had the texture of whipped cream, but when I checked the next morning, the outside felt solid.
Weirdly, the leftover half was still soup.
I left them at Mom's house. I did not know what might happen as I drove them and the house in Page is cold, but if they need four weeks to cure, they do not need me poking them, and would only take longer at my house.
From what I can tell, Aircrete is soapy mudbricks. There is a type of autoclaved aircrete, with a video on YouTube claiming that their non-autoclaved aircrete was better in every way.
Of course, it could have been worse in many ways they omitted.
I don't want to wait twenty-eight days! Perhaps the homemade aircrete projects that I have seen on YouTube would have been successful had they just waited.
From Wikipedia: "Fired bricks are one of the longest-lasting and strongest building materials, sometimes referred to as artificial stone."
So, a kiln would make bricks stronger? Would a school district likely have one?