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A Review Of automatic fish feeder

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We timed how long it took for every air pump to empty a liter of water in the bottle. Because a liter of air displaces a liter of water, this gave us our move amount in liters per moment (LPM), which we then converted to gallons for each hour. Based https://aquariumwaterheater23209.bloggadores.com/16970008/5-easy-facts-about-aquarium-supplies-online-described

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