| 1 | I feel the delicate symmetry of a leaf. | |
| 2 | The propeller blade has been mounted. | |
| 3 | Making the blades is merely the entry ticket to the market. | |
| 4 | "The leaf fibers of this plant, used for mats, baskets, and other products. " | |
| 5 | "Plants take substances out of the air through the tiny openings in their leaves," Wolverton said. |