Liquid
Magnesium
http://en.wikipedia.org/wiki/Palladium
http://en.wikipedia.org/wiki/Acetylene
http://en.wikipedia.org/wiki/Nitrogen_oxide
Furnace heat supply
CO2 absorption from mixed gas
Urea-formaldehyde
Oxo alcohol
Nickel
Carbon adsorbate
Activated charcoal
Natural gas
Gas
Catalyst container
Aluminum