(Seeing as this is dying, I'm going to tie it up now)
"Well, I guess I'm forced to retract my statement," Madam-Dame Pickleberry-Goose inserted oh-so helpfully; "I guess interesting things DO happen on airplanes."
Finally, he thought, he could wage Ragnarok, the war on heaven (meanwhile the narrator facepalmed at the awful and chimerical references to three different mythologies).
F0: A weak insect F1: A weak and small insect(like a fruit fly) F2: Most mosses. Some of the weaker fungi. F3: Lichens. A large bacterial colony F4: Small bacterial colonies F5: Water F6: Carbon Dioxide and similar nonreactive, noncorrosive molecules. F7: Noble Gasses F8: Neutrons F9: Neutrinos
I'd put water as D4. It might look calm, but if you ever go to the sea, or read a newspaper story about a person who drowned, you wouldn't put it as F.