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Old 03-30-2011, 12:53 PM
 
Location: By the sea, by the sea, by the beautiful sea
68,329 posts, read 54,389,283 times
Reputation: 40736

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Quote:
Originally Posted by summers73 View Post
Hydrogen is not harnessed like natural gas. It is a carrier of energy, not a source.
Really? Please do explain the physical difference between burning natural gas or burning hydrogen to create heat energy.
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Old 03-30-2011, 01:21 PM
 
6,762 posts, read 11,630,098 times
Reputation: 3028
Obama is either a complete moron or a complete puppet. Either way, he is hell bent on destroying America.
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Old 03-30-2011, 01:25 PM
 
Location: By the sea, by the sea, by the beautiful sea
68,329 posts, read 54,389,283 times
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Quote:
Originally Posted by TXboomerang View Post
Obama is either a complete moron or a complete puppet. Either way, he is hell bent on destroying America.
And you managed to say all that with not one word about the thread topic
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Old 03-30-2011, 02:18 PM
 
9,879 posts, read 8,018,970 times
Reputation: 2521
Quote:
Originally Posted by citizenkane2 View Post
Too unstable!! Why not OIL!!!!????


http://www.youtube.com/watch?v=lFptgQ8GA_U
Why not Hemp After all, that is what Ford
wanted to fuel the cars with in the beginning.


Scientists say it is high time for hemp-based biofuel - 11 Oct 2010 - News from BusinessGreen

"It's equally important to make fuel from plants that are not food, but also won't need the high-quality land," Parnas said.

Finally, hemp may also be able to burn effectively at lower temperatures than other biodiesel products, according to the research team's test results.
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Old 03-30-2011, 02:21 PM
 
Location: Raleigh, NC
20,054 posts, read 18,282,893 times
Reputation: 3826
Quote:
Originally Posted by burdell View Post
Really? Please do explain the physical difference between burning natural gas or burning hydrogen to create heat energy.
"Hydrogen fuel does not occur naturally on Earth and thus is not an energy source, but is an energy carrier."

Hydrogen vehicle - Wikipedia, the free encyclopedia

Like I said, we do not extract hydrogen for use in cars. The hydrogen is simply intermediate energy, usually from methane (or natural gas).
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Old 03-30-2011, 02:27 PM
 
Location: Dallas, TX
31,767 posts, read 28,818,277 times
Reputation: 12341
Quote:
Originally Posted by summers73 View Post
"Hydrogen fuel does not occur naturally on Earth and thus is not an energy source, but is an energy carrier."

Hydrogen vehicle - Wikipedia, the free encyclopedia

Like I said, we do not extract hydrogen for use in cars. The hydrogen is simply intermediate energy, usually from methane (or natural gas).
So is coal or gasoline. Remind me to edit that Wikipedia entry later.

We do extract hydrogen for use in cars (Honda Clarity is being leased in locations with such facilities that Honda has set up), from water in that case. Could be from natural gas as well (an idea behind Honda's Home Energy Station, for example).
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Old 03-30-2011, 02:27 PM
 
Location: By the sea, by the sea, by the beautiful sea
68,329 posts, read 54,389,283 times
Reputation: 40736
Quote:
Originally Posted by summers73 View Post
"Hydrogen fuel does not occur naturally on Earth and thus is not an energy source, but is an energy carrier."

Hydrogen vehicle - Wikipedia, the free encyclopedia

Like I said, we do not extract hydrogen for use in cars. The hydrogen is simply intermediate energy, usually from methane (or natural gas).
That's ludicrous! Gasoline does not occur naturally, is it therefore not an energy source? There is NO difference in burning(oxidizing) any fuel to produce heat, it's the process of converting chemical energy to heat energy, regardless of whether it's a naturally occuring element/compound or not.
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Old 03-30-2011, 02:28 PM
 
Location: Raleigh, NC
20,054 posts, read 18,282,893 times
Reputation: 3826
Quote:
Originally Posted by burdell View Post
That's ludicrous! Gasoline does not occur naturally, is it therefore not an energy source? There is NO difference in burning(oxidizing) any fuel to produce heat, it's the process of converting chemical energy to heat energy, regardless of whether it's a naturally occuring element/compound or not.
There is a difference between an energy source and an energy carrier.

Gasoline is not an energy source. Likewise, electricity and fuel cells containing hydrogen are not either. Electricity comes primarily from coal and hydrogen comes primarily from natural gas (methane). You can thank my fiancee's friend who has an MS in chemistry and works for Glaxo for that answer.

If you don't like wiki's answers, go in and declare they be modified.
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Old 03-30-2011, 02:30 PM
 
Location: Dallas, TX
31,767 posts, read 28,818,277 times
Reputation: 12341
Quote:
Originally Posted by summers73 View Post
There is a difference between an energy source and an energy carrier.
How are they different? Is potato, for example an example of energy source, or carrier?
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Old 03-30-2011, 02:35 PM
 
Location: By the sea, by the sea, by the beautiful sea
68,329 posts, read 54,389,283 times
Reputation: 40736
Quote:
Originally Posted by summers73 View Post
There is a difference between an energy source and an energy carrier.

Gasoline is not an energy source. Likewise, electricity and fuel cells containing hydrogen are not either. Electricity comes primarily from coal and hydrogen comes primarily from natural gas (methane).

If you don't like wiki's answers, go in and declare they be modified.
I like what I know from Physics texts, wiki doesn't qualify.

Electricity comes from coal? Please do explain that inane statement.

In the real world coal(or any other fuel, even hydrogen) is burned to produce heat, that heat is used to convert water to steam that spins turbines that power generators. Please do explain the physical reality that makes that process any different regardless of what fuel is used, naturally occuring or not.
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