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5 Essential Elements For automatic fish feeder

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We timed how long it took for each air pump to vacant a liter of water in the bottle. Because a liter of air displaces a liter of water, this gave us our circulation price in liters per moment (LPM), which we then converted to gallons for every hour. You https://aquarium-pump-online14689.p2blogs.com/17134360/top-aquarium-air-pump-secrets

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