2015 - Volume #BFS, Issue #15, Page #13
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Sensor Controls “Chicken Door”
A machinist and an electrical engineer teamed up to create an automatic door to let chickens go in and out of a hen house after they “got tired of feeding the wildlife” when they forgot to shut the door at night.
After looking at wood sliding doors on the market, they decided they could come up with something b..........


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2015 - Volume #BFS, Issue #15