I was thinking the same. As humanly intolerable wet-bulb temperatures are getting more and more common, this could provide a relief for those living under such

I was thinking the same. As humanly intolerable wet-bulb temperatures are getting more and more common, this could provide a relief for those living under such conditions who can't afford air conditioning. Also, it would be good to know what is the energy requirement to "wring" this gel and get the water out of it. If that is high then it wouldn't be a good solution to be used as a cheap de-humidifier.