Very cool! I think the one that didn't win was not selected because potentially problematic to use for the brand. Spraying WD-40 on the ground could be seen as

Very cool! I think the one that didn't win was not selected because potentially problematic to use for the brand. Spraying WD-40 on the ground could be seen as polluting, and they would probably want to stay away from that. It's also not the intended use of WD-40 which makes it too far fetched for a potential marketing use.