Unlocked: Holstein Cow, Cocoa, Sugar Cane, Chocolate, Cotton
@Sevak: The slime could tell the invisible skin was not organic, so it wasn't edible. But it had some tears and holes in it, and inside the skins was something [https://encrypted-tbn2.google.com/images?q=tbn:ANd9GcRxe8olefs0r38TTfOmk4AUR40Eu-wuUeSt5hAeCJ1kRe0EkTef] delicious, sweet. A slight chalkyness to it. The fuzzy colorful [http://2.bp.blogspot.com/-LYmqqFJqh5s/TbYwWhAnpTI/AAAAAAAAAJ0/pExSug3r-gQ/s1600/cotton%2Bballs.jpg] stuff.. well it tasted soft and fluffy like the stuff on the outside of the animals the slime had eaten, but somehow different. Eating enough of the stuff, the slime recognized something. The slime could make the sweet stuff itself if it wanted to. Something else too.. it was organic! It was three types of organic, and the slime recognized each in full! The colorful fluffy though, that was much simpler. It was artificially colored, but the slime already knew the colors. However, it was mostly organic, part of a plant. The slime recognized the plant and how to copy that, too. The thing of current interest, the cylinder, that had something inside it, too. Not much of whatever it was, and it was hard. It [http://1.bp.blogspot.com/-d-vXCdm5aQM/Tn0bAlB1cnI/AAAAAAAADHs/wwXyPSgMvWc/s640/cans5%2521.jpeg] did have a slight stickiness to it, though.