Answer | Crossword Clue |
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TIN | Bolivia's chief product. |
COAL | Chief product of Wales. |
TIN | Chief product of Bolivia. |
urea | a soluble weakly basic nitrogenous compound CO(NH2)2 that is the chief solid component of mammalian urine and an end product of protein decomposition, is synthesized from carbon dioxide and ammonia, and is used especially in synthesis (as of resins and plastics) and in fertilizers and animal rations |