Crack » tags » SketchPort

Crack may refer to:

Crack cocaine, the freebase form of cocaine that can be smoked.
Crack, a fracture or discontinuation in a body
In geology, a crack or fracture in a rock

Crack may also refer to:

https://en.wikipedia.org/wiki/Crack

"There are all kinds of interesting questions that come from a knowledge of science, which only adds to the excitement and mystery and awe of a flower."
Richard Feynman