Examlex
What did Becquerel discover as a result of placing the mineral-photographic plate combination in a desk drawer?
Opportunity Cost
Losing out on potential advantages from multiple alternatives by committing to one.
Crude Oil
A naturally formed, crude oil substance made up of hydrocarbon accumulations and various organic compounds.
Tractors
Agricultural machinery used for plowing, tilling, planting, and similar tasks in farming, essential for modern agriculture.
Comparative Advantage
The ability of an entity to produce a particular good or service at a lower opportunity cost than another, supporting the basis for beneficial trade.
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