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เอกสารมาตรฐาน
สหรัฐอเมริกา
APHA
SMWW 2530
Floatables
2023
5
Standard methods for the examination of water and wastewater 543.3 APHA 24th ed. Ref. (Treatises&monographs FL2)
One important criterion for evaluating the possible effect of waste disposal into surface waters is the amount of floatable material in the waste. Two general types of floating matter are found: particulate matter that includes grease and liquid components capable of spreading as a thin, highly visible film over large areas...