[quote=VarionusNW] Okay so if they resemble a living creature, or are relatable to a living creature, they need air, water, and food, but if they don't resemble a living, or by design have no relation to living things, they only require fuel of some sort. [/quote] Exactly! Inorganic here means made of something that isn't flesh-- IE stone, metal, wood, water, etc.