300 dpi: (k4524-17.jpg)
640 pixels wide: (k4524-17.jpg)
 Image Number K4524-17 |
Plant estolide-based hydraulic fluid could replace conventional fluid in a wide range of industrial and farm equipment. Here, a specialized machine built for soil sampling uses hydraulics to raise or lower its height, adjust its width, and drive the wheels.
Photo by Scott Bauer.
