Hmmm, isn't chemical engineering stuck mainly in imperial mode in the US? I always thought that liquid/solid gases would have been sold by the pound, since their pressures in tanks are measured in PSI.
Remek On Mon, Jun 30, 2008 at 8:48 PM, Scott Hudnall <[EMAIL PROTECTED]> wrote: > I'm wondering if this is because most gases are already sold this way. The > existing distribution network for gases such as hydrogen or nitrogen sell by > the kg - probably because their biggest customers (laboratories, hospitals, > pharmaceutical, semiconductor, and electronics industries) already work in > metric. > Still, it is good that metric will get public exposure. > > > On 2008-06 -29, at 23:18 , Victor Jockin wrote: > > I did some research after reading your post, and this is huge folks! Here > in California, there are a bunch of these stations being built as part of > the state's Hydrogen Highway Network project. And guess what > ... stations in CA are required by law (so far) to sell H2 by the kg! > Check out page 6 of this summary of the bill, which Arnold signed into law. > > Seems to me that at this very early point, there needs to be a coordinated > effort by us to loudly applaud this, and push to ensure mass-market > implementations of hydrogen stations (still years away and non-existent in > most states) don't revert to customary units. Can anyone comment on > what USMA has done or is doing in this regard? > > If the US does ever move toward H2-based transportation, sale by the kg > would be a major victory, and sale by the pound would be another huge > setback. The kg could become a household word, and the miles/kg stat > would call constant attention to our continued use of obsolete distance > measures. That's why $/kg hydrogen would be such a huge victory for us, but > it's also why H2 will probably be sold in pounds when it goes mass-market. > We need to be very much on top of this. > > > Summary of CA Senate Bill 1505 ... page 6 specifies the sale of H2 in kg's > http://www.arb.ca.gov/msprog/hydprod/sb_1505_workshop_11_14_07.pdf > > Bill 1505 signed into law by one of those metric-happy Europeans > http://www.energyindependencenow.org/legislative-SB1505.html > > Link to contact California's Hydrogen Highway Project ... give them your > praise and support for using kg's > http://www.hydrogenhighway.ca.gov/contactus.htm > > Some informational articles ... note references to $/kg and miles/kg > http://www.cleantechblog.com/2008/06/hydrogen-goes-public-in-southern.html > > http://www.cleanfleetreport.com/vault/lawa.htm > http://ap.google.com/article/ALeqM5jKZQZZL75DSeJ8lWgYsr9PVLbqJAD91IASS80 > > > > *From:* Norman & Nancy Werling <[EMAIL PROTECTED]> > *Sent:* 06/29/2008 5:43 PM > *To:* U.S. Metric Association <[email protected]> > *Subject:* [USMA:41279] Hydrogen fuel for autos sold by the kilogram > > Today's Atlanta Journal-Constitution features an article by AP reporter > Daisy Nguyen. I tried without success to locate it on the AP website so I'll > quote one of its paragraphs as follows: > > The Shell station near Interstate 405, which was charging $4.59 per gallon > of regular gas Thursday, features one pump with a bright blue "Hydrogen" > label that dispenses the fuel by the kilogram. Hydrogen is made and stored > in a tank above the dispenser. > > Norm Werling > > >
