| Joseph Priestley - 1890 - 600 páginas
...growing, on purpofe to brufh away the fwarms of thefe infects which infected them ; and yet fo effectually did fome of them conceal themfelves, and fo faft did...water; and to the other (which was contained in a glafe jar, ftanding in water) I put a fprig of mint. This was about the beginning of Auguft, 1771,... | |
| Robert E. Forster - 1969 - 316 páginas
...experiments that he carried out to validate this conclusion. I shall quote one of these experiments : ... I took a quantity of air, made thoroughly noxious,...it into two parts; one of which I put into a phial immersed in water; and to the other [which was contained in a glass jar, standing in water] I put a... | |
| Tim Fulford - 2002 - 278 páginas
...dying and putrefying in it. In order to ascertain this, I took a quantity of air, made thoroughly 11 noxious, by mice breathing and dying in it, and divided...it into two parts; one of which I put into a phial immersed in water; and to the other (which was contained in a glass jar, standing in water) I put a... | |
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