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3 answers

http://en.wikipedia.org/wiki/Haber_process

2006-08-03 13:56:51 · answer #1 · answered by paulofhouston 6 · 0 1

well the above is how nitrogen and hydrogen make ammonia, however thats not an answer to your question. One component in fertilizer is sulfur, and that is a by product of oil refining.

2006-08-04 17:32:15 · answer #2 · answered by imabiggles 2 · 0 0

guess i will stick with the first answer

2006-08-03 14:23:08 · answer #3 · answered by wizard 4 · 0 1

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