Compositions for pharmaceutical and other uses comprising clear aqueous solutions of bile acids which do not form any detectable precipitates over selected ranges of pH values of the aqueous solution and methods of making such solutions. The quartz glass member for plasma etching is used as a jig for semiconductor production in a plasma etching process, and includes at least two or more kinds of metal elements in a total amount of 0. A gesture is performed by the user with the user’s body that corresponds to one of the plurality of user gestures. The meter can also be used to monitor and detect tampering dry connectvoltage free devices, such as gas and water meters, connected to the meter. The microprocessor is securely mounted in the housing. Also provided are the liquid oxidizer absorbed flowable combustible pellets so made.