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1. sewage system - facility consisting of a system of sewers for carrying off liquid and solid sewage. sewage works, sewer system. facility, installation - a building or place that provides a particular service or is used for a particular industry; "the assembly plant is an enormous facility"
Answer:
Scientific Name
Explanation:
Scientists use a two-namesystem called a Binomial Naming System.
They name animals and plants using the system that describes the genus and species of the organism.
Explanation:
the most common gas in the atmosphere is nitrogen and oxygen followed by CO2 etc...