Edison concluded that carbon of some sort was the solution rather than a metal.
However, what odds how you take your carbon and nitrogen and oxygen, as long as you DO get it?
Carbon will combine with hydrogen, but will drop it if it can get oxygen.
A generator is made of iron, copper, carbon, and insulation.
The carbon should be moved around to insure a solid joint at all points.
Carbon is an element; you can get nothing out of carbon but carbon.
You can combine it with other things, but if you have only carbon you can get nothing out of the carbon but carbon.
It is a very different form of carbon, no doubt you think, to tinder.
The candle is made mostly of a combination of hydrogen and carbon.
Some of the hydrogen gas in the wood and some of the carbon too are separated from the wood by the heat.