Hi Shmuel, On 27/01/2019 14:15, Shmuel Silinsky wrote: > Any other ideas are greatly appreciated. PBS wiki "white pots are cooler than black" https://pacificbulbsociety.org/pbswiki/index.php/… -- David Pilling http://www.davidpilling.com/ _______________________________________________ pbs mailing list pbs@lists.pacificbulbsociety.net http://lists.pacificbulbsociety.net/cgi-bin/…