Hot summer air turns into drinking water with new gel device

https://techxplore.com/news/2023-09-hot-summer-air-gel-device.html

"molecularly engineered hydrogel plus sunlight in conditions as low as 104°F... produce between 3.5 and 7 kg water/ kg gel, depending on humidity... transforming hydrogel into micro-sized particles, water capture and release ultrafast"

Related:

Mimicking a bird's sticky spit to create cellulose gels
https://phys.org/news/2023-10-mimicking-bird-sticky-cellulose-gels.html

Hydrogel-assisted microfluidic spinning of stretchable fibers via fluidic and interfacial self-adaptation
https://phys.org/news/2023-11-hydrogel-assisted-microfluidic-stretchable-fibers-fluidic.html