Abstract: In another aspect the invention is a (drink bottle or container) closure assembly as a unit having an occlusion region providing first component, the first component being adapted for a closing engagement with a complementary bottle or container, and having a liquid passageway to be open from the bottle or container to an outlet below at least part of the occlusion region, as a second component, a spout or top with a dispensing outlet capable of being occluded by the occlusion region to provide a substantially liquid tight environment from an engaged liquid bearing bottle or container unless the second component rises from its dispensing outlet occluding condition, and a third component, rotation of which controls the rise and fall of the second component relative to said occlusion region.