File:Rikkihapon tuotanto fi.png

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Rikkihapon_tuotanto_fi.png(662 × 418 pixels, file size: 45 KB, MIME type: image/png)

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English: World production of sulfuric acid on year 1950, 1960, ... until 2000. Data for the world production and production of some countries was taken from

https://books.google.com/books?id=NJX2Ttd-swgC&pg=RA1-PA269 Page 270

https://books.google.de/books?id=j3AwCqvqIzEC&pg=PA503&lpg=PA503 Page 502 World production 1999

World production on 1980 is shown here as the average of 1970 and 1990, because no information on that year was available in the sources.
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Author Uvainio

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current22:24, 21 July 2009Thumbnail for version as of 22:24, 21 July 2009662 × 418 (45 KB)Uvainio (talk | contribs){{Information |Description={{en|1=World production of sulfuric acid. Data for the world production and production of some countries was taken from http://books.google.com/books?id=NJX2Ttd-swgC&pg=RA1-PA269 Page 270 http://books.google.de/books?id=j3AwCq

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