A pneumatic trough is a piece of laboratory apparatus used for collecting gases,
such as hydrogen, oxygen, and nitrogen. Pneumatic troughs require a liquid ...
Dec 18, 2012 ... Although it sounds like some kind of euphemism from Brave New World, a "
pneumatic trough" is actually a very handy piece of classic ...
Pneumatic trough definition, a trough filled with liquid, especially water, for
collecting gases in bell jars or the like by displacement. See more.
Pneumatic Trough. ... Trough is provided with an overflow outlet and is tapered to
allow nesting during storage. Dimensions are 10" long x 7" wide x 4" high.
Jul 2, 2012 ... In this activity, learners build a "pneumatic trough," a laboratory apparatus used
for collecting pure gas samples over water. After building this ...
Noun. pneumatic trough (plural pneumatic troughs). (chemistry) a piece of
laboratory apparatus used for collecting gases ...
(Chemistry) chem a shallow dishlike vessel filled with a liquid, usually water, and
used in collecting gases by displacement of liquid from a filled jar held with its ...
The pneumatic trough has no single inventor, but rather evolved over time.
Already in the 17th century, Robert Boyle (1660) and John Mayow (1674) had ...
Replace metal-type troughs with the lightweight, corrosion-proof and quiet
Thermo Scientific™ Nalgene™ Polypropylene Pneumatic Trough. This trough ...
manipulation of gases-the pneumatic trough. Despite the significance and
simplicity of this device, its invention and improvement were fraught with major ...