Consider that for many fields hiring out powerful airplanes flown by actual huma...

bdamm on Sept 3, 2019 | parent | context | favorite | on: China Drone Attack on Crop-Eating ‘Monster’ Shows ...

Consider that for many fields hiring out powerful airplanes flown by actual humans to drop pesticide is economical, would inform me that using pipes in the field is not as low-tech or as economical as you might expect.