Howard Winter wrote: > It still faintly astounds me that US mains sockets are completely > unprotected They're not. Just like you can buy outlet covers where there are open slots for the two power leads and a sortof round one for the ground, you can buy various protected covers. These usually require you to insert then twist the plug. ****************************************************************** Embed Inc, Littleton Massachusetts, (978) 742-9014. #1 PIC consultant in 2004 program year. http://www.embedinc.com/products -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist