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Though liquid ammonia itself is a fertiliser (with 82% nitrogen content) yet it is commonly not used as such in a tropical country like India, because it | |
A. | has a pungent smell. [Wrong Answer] |
B. | vaporises at normal temperature. [Correct Answer] |
C. | is toxic and highly corrosive. [Wrong Answer] |
D. | is in short supply. [Wrong Answer] |