Thursday, November 29, 2012

The Carbon Dioxide Trick

I picked up a rather neat trick for growing indoors back when I had my hobby greenhouse.  Plants and humans work opposite.  Humans breath in oxygen and respire carbon dioxide whereas plants use carbon dioxide and release oxygen which is why we need plants in our home for healthy indoor air quality.  In my quest to heat the greenhouse the first year, I came across a tip to use a propane heater

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