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Technology Stocks : Ballard Power -world leader zero-emission PEM fuel cells -- Ignore unavailable to you. Want to Upgrade?


To: John Curtis who wrote (3180)10/20/1998 10:26:00 AM
From: Stephen O  Read Replies (2) | Respond to of 5827
 
Ballard used to machine graphite plates. They have moved beyond that and stamp out plates with a press to make grooves for the hydrogen gas. I don't know what the material is but it is soft enough to accept the stamped in grooves.