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The maximum number of electrons in the second principal energy level of an atom is
Purchasing Power
An individual's or entity's ability to buy goods and services, affected by inflation and personal financial situation.
Hourly Rate
The sum of money received or given out for every hour worked.
Toxic Waste Discharge
The release of harmful pollutants into the environment, usually from industrial operations.
Stringent Restrictions
Strict or severe limitations or rules that must be followed.
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