Air pollution
Average central city reading* taken at the Reserve Bank building for -the 24 hours ended » a.m. yesterday were: Sulphur dioxide: 44 low. Smoke: 30, low. Nitrogen oxides: 41, low. Average reading for the 24 hours ended » a.m. on Saturday were:— Sulphur dioxide: 22, low. Smoke: 43, medium. Nitrogen oxides: 54, low. The reading* er* In microgram* per cubic metre. Level* are:—Smoke: leu than 40, low; more than 120. high. Sulphur dioxide: less than 40, low more than 200, high. Nitrogen oxidu: less than 100, low; more than 250, high.
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https://paperspast.natlib.govt.nz/newspapers/CHP19740624.2.87
Bibliographic details
Press, Volume CXIV, Issue 33568, 24 June 1974, Page 12
Word Count
91Air pollution Press, Volume CXIV, Issue 33568, 24 June 1974, Page 12
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Acknowledgements
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