Two new commercial fuel cells--'green,' but not perfect
My buddy Michael Kanellos wrote a CNET article (here) about a portable fuel-cell power supply from Trulite.
Kanellos made a small error in his article (or Trulite did when they briefed him), describing the device as using a chemical reaction involving "sodium hydride" to extract hydrogen from water.
That surprised me, since sodium hydride is extremely caustic (it's a base, the opposite of an acid), strong enough to be dangerous if exposed to air or water.
Well, not to worry. According to the company's website (here), the chemical is actually sodium borohydride, a safer compound.
That … Read more