Use "spectrum analysis" em uma frase

1. Spectrum analysis of the black powder points unmistakably to the presence of an unknown element with a brilliant group of three lines in the green, and it is possible that it combines with argon to form a compound which acts at once with deadly effect upon some constituent in the blood

2. I remember once speaking to a famous astronomer who had given public lectures on the spectrum analysis of the stars of the Milky Way, and saying it would be a good thing if, with his knowledge and masterly delivery, he would give a lecture merely on the formation and movements of the earth, for certainly there were many people at his lecture on the spectrum analysis of the stars of the Milky Way, especially among the women, who did not well know why night follows day and summer follows winter

3. To lecture on the spectrum analysis of the Milky Way is far easier

4. They only need tear themselves away from the psychological microscope under which they examine the objects of their study, and look about them, in order to see how insignificant is all that has afforded them such naïve pride, all that knowledge not only of geometry of n-dimensions, spectrum analysis of the Milky Way, the form of atoms, dimensions of human skulls of the Stone Age, and similar trifles, but even our knowledge of micro-organisms, X-rays, etc

5. All learned men are occupied with their sacred businesses, which lead to the investigation of protoplasms, the spectrum analysis of stars, and so on: but concerning investigations as to how to set an axe, or with what kind it is more advantageous to hew; which saw is the most handy; with what flour bread shall be made, how it may best be kneaded, how to set it to rise; how to heat and to build stoves; what food, drink or crockery-ware it is best to use; what mushrooms may be eaten, and how they may be prepared more conveniently,—science never troubles itself, or does so very slightly