There is a wax which melts at 70F. Phase change stores and releases a lot of heat.
Somewhat optimistic IMHO https://www.wired.com/2015/05/table-sucks-heat-lower-ac-bills/ http://www.stacoolvest.com/news/ Technical: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4809117/ _______________________________________________ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.