So, you may be wondering...WHAT IS HYDROPONICS?Basically, hydroponics is growing plants without the use of a traditional dirt medium by using a nutrient rich water solution. Those mediums used to "plant" in range from fiberglass to sand and from fired clay balls to nothing at all. Several branches o...By: austinsimonson
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from Instructables: exploring - technology - robots http://ift.tt/1A9355u
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