... Before we do this, however, we mustrender our photograph transparent, otherwise the opacity of the paperwill mar our efforts...
Henry H. Snelling 「The History and Practice of the Art of Photography」
...Transparency and opacity constitute another contrast of colouring, theformer of which belongs to shade and blackness, the latter to light andwhiteness...
George Field 「Field's Chromatography」
...As excellencies, therefore, transparencyand opacity are relative only—the first being as indispensable to shadein all its gradations, as the latter is to light...
George Field 「Field's Chromatography」
...Spence's process of passing carbonic acid gas into a caustic soda orpotash solution of lead, and for this white an opacity is claimed equalto that of the ordinary compound...
George Field 「Field's Chromatography」
...Great as is the opacity of white lead, it is apt to lose that propertyin some measure in course of time, and become more or less transparent...
George Field 「Field's Chromatography」
...The firstpossesses the greatest opacity, while the second and third are mostdurable...
George Field 「Field's Chromatography」
...If, for instance, indium yellow were found exactly similar tothat of cadmium, in colour, opacity, permanence, its presence would bequite superfluous...
George Field 「Field's Chromatography」
...Itsalmost equal opacity, too, and habit of washing up, militate against itsuse by young painters...
George Field 「Field's Chromatography」
...It isof a darker colour than Indian red, which has also been classed amongpurples, but has a similar body and opacity, and generally resemblesthat pigment...
George Field 「Field's Chromatography」
...So that if you consider their quantity,their opacity, or these other discoveries, you shall finde it probableenough, that each of them may be a severall world...
John Wilkins 「The Discovery of a World in the Moone」
...The opacity of hazemay be due not merely to dust particles, but to little eddies set up byradiation above each particle, so that the air becomes turbulent and ofvarying density...
Oliver Lodge 「Pioneers of Science」
ランダム例文:
inflammable Demopolis phenomenon
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