This invention relates to the use of nicotine receptor agonists or analogues or derivatives thereof for treating inflammatory pulmonary diseases. A bat includes a tubular bat frame. The impeller is disposed by way of vanes within cells of the cell wheel and can carry out relative motion. The deployable assembly is mounted to a watercraft which allows for extending a stabilizing pontoon individually on each side of the watercraft from a rest position to an operative position, by solo means.