re wd as moisture repellant was lead acid batteries concrete please explain how cement is able to maintain a lower average temperature than dirt sheesh i hope david isn t going to be too upset with me for sticking my nose in here again but here goes it isn t the average temperature that is the key factor here but rather which is better at transferring the heat out of the presumably warmer than ground temperature battery call it a question of thermal conductivity or of insulating ability or thermal mass whatever you like question why does a concrete floor feel cooler than the surrounding dirt when you place your hand on it bob myers kc ew hewlett packard co opinions expressed here are not systems technology div those of my employer or any other myers fc hp com fort collins colorado sentient life form on this planet
