1.

_ Producer gas comprises mainly of$?

A. CO & N‚ÇÇ
B. CO & H‚ÇÇ
C. CO‚ÇÇ & N‚ÇÇ
D. CO‚ÇÇ & H‚ÇÇ
Answer» B. CO & H‚Äö√á√á


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