The process for producing hydrogen gas according to the present invention consists of reacting aluminum with water in the presence of sodium hydroxide as a catalyst. A receiver includes a filter stage as mentioned above; and a switching unit coupled to the filter stage for controlling a switching state of the switch, to selectively connect the antenna terminal to the second output, depending on a selection signal. An optional locking collar strengthens a rear edge of the plastic plug shell and front handle wall of the housing structure. A rotary-wing aircraft having the centrifugal force bearing is disclosed. In particular, the invention relates to the use of hydrocarbonacrylic hybrid resin binder compositions in gravure printing ink formulations. Specifically, isolated nucleic acids, polypeptides, host cells, and methods and materials for producing 3-HP and other organic compounds are disclosed.