The biggest design innovation that SpaceX has pioneered is, of course, the fact that Dragon 2 is partially reusable, potentially resulting in a significant cost reduction. The first stage of the spacecraft is capable of re-entering the atmosphere and landing vertically after separating from the second stage.
Wear<span> away</span><span> or change the appearance or texture of (something) by long exposure to the air</span>
D all of the above, they all contribute to seasons
