Chemical News and Journal of Physical Science, Tom 83Chemical news office., 1901 |
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... powder , but if the grinding be made finer still , the substance is seen to be red . Thus , if a little of the powder be rubbed upon a soft porcelain plate , it becomes so red that it cannot be distinguished from the other forms in the ...
... powder , but if the grinding be made finer still , the substance is seen to be red . Thus , if a little of the powder be rubbed upon a soft porcelain plate , it becomes so red that it cannot be distinguished from the other forms in the ...
Strona 27
Smokeless Powder . Taking the atomic weight as 79'2 , these values give. OHEMICAL NEWS , Jan. 18 , 1901 . a substance , also from paper , which he called nitramidine , and from which he proposed to make cartridges . But this substance ...
Smokeless Powder . Taking the atomic weight as 79'2 , these values give. OHEMICAL NEWS , Jan. 18 , 1901 . a substance , also from paper , which he called nitramidine , and from which he proposed to make cartridges . But this substance ...
Strona 89
... powder are much in use in technical laboratories , where they answer their purpose more or less satisfactorily , and something similar is needed in those scientific laboratories where rock analysis is of daily occurrence , and many ...
... powder are much in use in technical laboratories , where they answer their purpose more or less satisfactorily , and something similar is needed in those scientific laboratories where rock analysis is of daily occurrence , and many ...
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