Hartford Steam Boiler Inspection and Insurance Company · Hartford, Ct. : Hartford Steam Boiler Inspection and Insurance Co · leaf 264
r M the pressurewill be practically zero, since the phosphorus pentoxide in H will absorb anywater vapor that may have existed in either H or At, or in the tube joiningthem. The exceedingly small amount of air that was not removed from theapparatus by the air pump will affect the pressure in both… … Figs. 3 and 4.— Illustrating the Barometric Seal. To guard against any constant error due to imperfect adjustment of themicroscopes by which the gage is read, or to any other cause by reason ofwhich perfect symmetry of action of the two sides of the gage might fail to berealized, the experiment is…
Locomotives · Steam-boiler explosions
Internet Archive · Carnegie Library of Pittsburgh · Public Domain Mark 1.0. Free to use for anything.
