These is also https://en.wikipedia.org/wiki/Ant_chalk
I was introduced to this product in early 2000 (my keyboard developed an ant nest after a lan party), seemed shady AF and a typical Chinese scam, but worked great and got rid of ants in a ~week.
I was introduced to this product in early 2000 (my keyboard developed an ant nest after a lan party), seemed shady AF and a typical Chinese scam, but worked great and got rid of ants in a ~week.
Borax solutions like Terro work very well. Diatomaceous earth is a natural solution for exterior boundary use.