A heater that may include an outer housing and an inner tube is provided. A composition is also disclosed that includes a pharmaceutically acceptable carrier and guava extract. If the magnetism is controlled by the electric field effect of the channel region of a ferromagnetic semiconductor, the current needed to rewrite the information can be greatly reduced. Count value of a counter is incremented by one each time the decoder determines that the detection of the pre-pit synchronization signal is accurate, but is decremented by one each time the decoder determines that the detection of the pre-pit synchronization signal is erroneous. The carrier can be transported to a capping and branding station where the containers can be capped and branded. Upon injection of charge from one of the electrodes, the nanoparticles switch between their electron-rich and electron-depleted states, thus changing an optical characteristic of the display.