Fig. 3
From: A modified aeroponic system for growing small-seeded legumes and other plants to study root systems
Preparing the aeroponic chamber. a A notch is cut into the side of the trash can so that the humidifier’s electric cord can fit in it. b Dolly unit attached to the bottom of the trash can. c Top view of the trash can lid with the acrylic circle attached to it. Red arrow, silicone sealant adhering to the seam where the disk and trash can top meet. Red arrowheads, two of the screws affixing the acrylic circle in place. d Bottom view of the trash can lid with the acrylic circle attached. e A plastic catering tray lid is used as a humidity dome. f Food service film is stretched across the acrylic circle, cut close to the edges and yellow lab labeling tape is used to secure it to the disk. g A disinfecting bleach solution, sterile water for rinses and finally nutrient medium are added sequentially to the trash can (two red arrows) up to the level of the bottom of the base’s integral filter (red arrowhead). The top edge of the trash can is visible (single arrow). The slot in the humidifier base used to orient the “motor” into the base is marked by two arrowheads