FACTOID # 22: The top nations for per capita imports and exports tend to be very small.
 
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Encyclopedia > Glass tube

Glass Tube, a tube made of glass used for carrying gases between pieces of apparatus during a laboratory experiment. TUBE (チューブ; chūbu) is a Japanese popular music group. ... Glass can be made transparent and flat, or into other shapes and colors as shown in this ball from the Verrerie of Brehat in Brittany. ... -1...


A Glass Tube may also be known as a Delivery Tube.


  Results from FactBites:
 
Method of processing glass tubing - Patent 4228206 (751 words)
The alkali content of the inner surface of glass tubing is reduced by introducing an acidic gas into the glass tubing at the hot draw stage to react with alkali ions on the inner surface of the glass.
I have found that when the glass tubing for such lamps is processed in accordance with this invention, the brightness of the lamps is increased, that is to say, the efficiency of the lamps in terms of lumens per watt is improved.
C., the glass reacts with alkali ions in the glass to form a water soluble salt on the inner surface which is detached from the glass matrix.
Exploratorium: Science Snacks: Geyser (646 words)
Glass tubing (.5 to 1 meter in length)
Slide the glass tubing until it is flush with the bottom of the stopper.
The longer the glass tube, the more pressure there is on the flask of water.
  More results at FactBites »


 

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