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|NASASciFiles - Scientific Method-Hypothesis and Observation
NASA Why? Files segment explaining how hypotheses and observation come into play in removing odors at a wastewater treatment facility.
Keywords: Paula Hogg; Hydrogen Sulfide; Wastewater; Problem; Observe; Ammonia; Data; Hypothesis; Scrubber; Water Treatment; Meter; Aeration; Dr. D.; Information Sheet;
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