Under the clean air act, science is the foundation for setting health-based air quality standards for certain common air pollutants. considering the methods listed above, hypothesize as to what would be the best way to reduce air pollution before it begins?

Aproduction line at v. j. sugumaran's machine shop has three stations. the first station can process a unit in 7 minutes. the second station has two identical machines, each of which can process a unit in 16 minutes (each unit only needs to be processed on one of the two machines). the third station can process a unit in 10 minutes. ▼ is the bottleneck station, with a bottleneck time of nothing minutes per unit (enter your response as a whole number).