> -----Original Message----- On Behalf Of robert > winfield >> > i would be quite careful here folks > > NaOH + Al + H20 ==> free H2 + very basic ph solution > in a vigerous exothermic rxn > > we made hydrogen balloons when i was a kid with this > I guess that's why you don't put flooded Nicads in aluminum boxes isn't it. -- Stay Charged! Hump I-5, Blossvale NY