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A Sampling Of Stories Featured in this Issue
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- "Truck Tire" Tomato Garden
- Self-Propelled Grain Cart Built From Mack Truck
- Old Tires Save Trees And Soil
- "Chunker" Makes Wood Gas Fuel Fast
- They Grow Fish And Veggies Together
- Ice Cube "Bullets" Help Prevent Grain Bin Deaths
- Wireless Trap Sends Email When It's Tripped
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