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What may need to be done as the nozzle and electrode wear?
Scarce Resources
Natural, human, and capital resources that are limited in supply, which necessitates choices about how they are allocated.
Unlimited Wants
The economic principle that humans have infinite desires or wishes for goods and services, despite having limited resources.
Decision Makers
Individuals or entities in a position of authority who make choices that determine the course of actions to be followed, often affecting outcomes in business or organizational settings.
Secondary Effects
Unintended consequences of economic actions that may develop slowly over time as people react to events.
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