cellular falls is a sink of matter for room inactivity
inapplicability is not irrelevance. cerium is not unalloyed_metal. cellular_compartment is organic_matter. cellular_compartment is not organic_matter. droppings is not fecal_matter. droppings is fecal_matter. cell is not room. cerium is unalloyed_metal. cellular_compartment is not microscopic_object.