COIMBATORE: Finally, there seems to be a cheap and effective option to scare away animals that raid your crop - a city-based farmer says he has come up with a safe, organic, cheap and easy to make gun ...
[NightHawkInLight] a.k.a. [Ben] recently built an awesome high power air cannon out of PVC pipe. PVC air cannons are great, and everyone should build one of these at some point in their life, but what ...
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