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单词 ozone-box
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ozone-box
ozone-box n. Obsolete a box containing ozone papers, used to indicate the presence and concentration of ozone in the air.
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the world > matter > chemistry > elements and compounds > metals > specific elements > oxygen > [noun] > ozones > measurement of
ozone-box1860
ozonoscope1872
1860 Proc. Royal Soc. 1859–60 10 531 The ordinary form of Ozone-box being very cumbersome, the present one has been contrived to supersede it.
1863 Proc. Royal Soc. 1862–3 12 519 No box has been found to answer so well as that constructed by myself, and known as ‘Lowe's Ozone box’.
extracted from ozonen.
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