Abstract: A short-term emergency survival breathing and eye-shielding mask provides for one hand "slap-on" self-clinging and sealing application to the face by means of finger-tubes which extend from storage within adjacent pneumatic tubing sealing around the face, to a position around the head on inflation by a self-contained flask; a second such flask provides breathing air; the flasks may be valved by impact on the user's chin by means of a common bar.

Abstract: A system including means and method for proportioning tax to vehicle efficiency-class at the fuel pump, including: provision of mandatory configuration of each vehicle filler neck in accordance with vehicle efficiency-class, coacting fuel-dispensing pump-nozzle structure to ascertain by the filler neck configuration the efficiency-class vehicle being fueled, and coacting pump structure to tax the quantity dispensed in accordance with the efficiency-class ascertained. In embodiment, a locking system for the fuel nozzle is released only by proper engagement with a receiver according to this invention. Stationary power plants and heating systems can be proportionally taxed as well as automotive air and water vehicles by means of the invention.