Re: [biofuel] methanol or methane CH4

2001-05-16 Thread Keith Addison

Hi Joseph

Very nice, clear explanation, thankyou!

Best wishes

Keith Addison
Journey to Forever
Handmade Projects
Tokyo
http://journeytoforever.org/

 

John,
Methane (CH4) is not gaseous methanol. Methanol is oxygenated methane re: a
hydroxyl group (OH) replaces one of the hydrogen atoms in the 
molecule. (CH3OH)
This is how it works for all the alcohols. Add the OH to ethane, and get
ethanol; to propane, and get propanol; butane, butanol, and so on 
down the line.
The location of the OH group on the molecule determines the isomer of the
alcohol. For example, every one, I'm sure, knows propanol as rubbing 
alcohol or
iso-propanol. The 'iso' shows where on the molecule the OH group is located.
 Methanol is a liquid at normal temps. Methane requires cryogenic
temperatures to liquify. Thus when a vehicle uses CNG (compressed natural gas)
as a fuel, it is stored in high pressure cylinders on the vehicle. 
Methanol can
be stored in a conventioal fuel tank. However it is corrosive and leaches the
lead and or tin out of the solder joints in the tank. It also does 
nasty things
to the rubber components of the fuel system. Emmission components of methanol
exhaust are rather nasty as well. However, methanol can be used in a fuel cell
in place of hydrogen to generate electricity. Now if we can only get a small
inexpensive fuel cell for vehicles...
 I hope this answered your question without getting too technical.






hello. my name is john amory, victoria, au. my
question is-  is methane CH4 the gas version of
methanol.  If so, can methane be liquified back to
methanol.   thank you. ja

thank you.


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[biofuel] methanol or methane CH4

2001-05-15 Thread john amory

hello. my name is john amory, victoria, au. my
question is-  is methane CH4 the gas version of
methanol.  If so, can methane be liquified back to
methanol.   thank you. ja

thank you.  


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Re: [biofuel] methanol or methane CH4

2001-05-15 Thread JOSEPH . MARTELLE

John,
Methane (CH4) is not gaseous methanol. Methanol is oxygenated methane re: a
hydroxyl group (OH) replaces one of the hydrogen atoms in the molecule. (CH3OH)
This is how it works for all the alcohols. Add the OH to ethane, and get
ethanol; to propane, and get propanol; butane, butanol, and so on down the line.
The location of the OH group on the molecule determines the isomer of the
alcohol. For example, every one, I'm sure, knows propanol as rubbing alcohol or
iso-propanol. The 'iso' shows where on the molecule the OH group is located.
 Methanol is a liquid at normal temps. Methane requires cryogenic
temperatures to liquify. Thus when a vehicle uses CNG (compressed natural gas)
as a fuel, it is stored in high pressure cylinders on the vehicle. Methanol can
be stored in a conventioal fuel tank. However it is corrosive and leaches the
lead and or tin out of the solder joints in the tank. It also does nasty things
to the rubber components of the fuel system. Emmission components of methanol
exhaust are rather nasty as well. However, methanol can be used in a fuel cell
in place of hydrogen to generate electricity. Now if we can only get a small
inexpensive fuel cell for vehicles...
 I hope this answered your question without getting too technical.






hello. my name is john amory, victoria, au. my
question is-  is methane CH4 the gas version of
methanol.  If so, can methane be liquified back to
methanol.   thank you. ja

thank you.


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