Abstract: An educational training device in disclosed which includes a replica of a telephone including a telephone headset having an operational speaker and a telephone keypad having a plurality of numeric key buttons. A machine is associated with a telephone operatively connected to the speaker and a machine readable medium which embodies an 911 emergency program is provided. The 911 program contains a series of questions relating to a predetermined 911 emergency situation to be asked to a child or other person being trained by the device. A voice converter or synthesizer is operatively connected to the machine and receiver for converting the machine readable program into a voice output through the handset speaker so that the voice of a 911 operator is realistically reproduced to the child listening on the handset.

Abstract: A continuous tank-type glass melting furnace containing a bath of molten glass and having a waist section of reduced width whereat a submerged weir extends across the path of the molten glass bath flowing therethrough. The weir is located adjacent the floor of the waist section for modifying the flow path in the lower regions of the molten bath between the refining and conditioning zones of the furnace. Also, a surface barrier and stirrers may be provided in the waist section for improving the homogeneity of the molten bath.