Yeah, it's risky, but he doesn't have any other way of doing it without a welder, so.. -- MK David VanHorn wrote: > On 8/7/06, Martin K wrote: > >> You can solder it with a high wattage soldering iron. Usually works ok.. >> just do it as quick as you can as to not heat up the cell too much. >> > > > I know people do this. > > The cell makers will tell you that this is extremely dangerous. > There is no way to solder it without raising the temperature of the positive > end beyond the melting point of the plastics that the vent is made from. > Once the vent is damaged, it will either stick closed (pressurized metal can > full of hydrogen and oxygen) or stick open (rapid loss of electrolyte) . It > might not be damaged enough to leak or stick, but it's risky. > -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist