I didn't give it away. I left it there for someone to step on, hopefully while wearing those bloody idiotic sandals that so many people here wear, with their toes hanging out all over the place. In the hopes it would seep over the edge and cause them to dance around in a panic, for my amusement.
YOU were the one who scraped it up and took it back to your lab. For the purpose of colonizing the ruddy thing thirteen times, and I hope it's a reverse revolt on American soil, and comes back to bite you (particularly) on the arse.