Silica gel was at the core of a cool water collection contraption to collect moisture in the dessert . Now add this and the ability to sinter sand together in the dessert and you could print windstills with robots.
First responders have awesome tools. But in tough situations, even common folks need to help.
After what happened in Myanmar, we need something like this that works properly.
It has only been tested in controlled environments. It can also be improved; I know BLE is not _that_ effective under rubble.
If you have any feedback or can contribute, don't hold back.