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Social Studies, 31.07.2019 21:30 HannaTheGurls

Technician a says that when more air is entering a spraybooth than is removed, it is considered to have negative pressure. technician b says that negative air pressure draws more overspray through spraybooth filters than positive air pressure. who is right?

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Technician a says that when more air is entering a spraybooth than is removed, it is considered to h...
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