“I thought it wasn’t easy to find (except around Halloween).”
It can cause severe burns in direct contact w/ skin, so mfgrs have curtailed production 7 distribution. We used to use it on the Farm, in reefer (refrig) trucks w/ AC, but those quantities now require special-use permits.
Allen Bros, IceCreamSource etc and scores of other online shippers use it in quantity.
Caller says he lives in a “big city in PA” ruled by a Democrat mayor.
Well, both Pgh and Philly would fit, but he sounds like he has a Philly accent.
dry ice wrapped well in a towell can remove hail dents on an automobile