CO2 can be recovered from combustion or chemical processes. Ittoggle quoted messageShow quoted text
has many uses. The model you mention belongs on the scrap heap! :-)
There are no HO scale models of CO2 tank cars (the kind with
cylindrical tanks). In the 1950's most CO2 was shipped in
solid form (dry ice) in heavily insulated reefers. There are
models for those.
At 8/12/2009 10:19 PM Wednesday, you wrote:
At the North Shore Model Railroad Club, we have a Thermice tank car, which, we think, carried carbon