matter with variable shape changes shape in different container
fluids has shape_of_containers cylinder is shape. container is container_shaped_object. container_independent_shape is not finite_spatial_thing. container_independent_shape is not tangible_thing. container_shaped_object is cavity_or_container. container_independent_shape is finite_spatial_thing. container is not container_shaped_object. fluids has not shape_of_containers solid_object is container_independent_shape.