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MISCELLANEOUS.
9. Gas Examinations. The amount of carbon monoxide in the public supply is limited by the Government to 16 per cent. The following Table shows the proportion present for each month :-
Percentage by volume of Carbon Monoxide. January, 13.6 11.2 February, March, 11.4 6.6 April, 13.4 May, June, Percentage by volume of Carbon Monoxide. July, August, 4.6 7.1 September, 8.0 16.0 October, 9.6 10.0 November, 4.6 December,EXAMINATIONS FOR THE PUBLIC.
10. The public continue to take advantage of the Laboratory and have forwarded a great variety of samples for examination on payment. The fees paid into the Treasury during the year amounted to $2,518 as against $2,010 in 1908.
SPECIAL REPORTS.
11. Special reports have been supplied on :--
Thebaine. Naphtha Licence Conditions. Osmium. Cheap Whisky. Spirit Standards. Classification of Chinese Wines. Denaturing of Spirits.
12. The value of the year's work as determined from the tariff of fees (Government Notification No.285 of 1907) is $8,287 ($7,085 in 1908). The amount does not include anything for the special reports mentioned above, and there is much beside for which nothing has been set down.
LIBRARY.
13. Several standard works of reference have been added, and some old editions of useful books replaced by new.