Hints from the Health Department. Leaflet from the archive of the Society of Medical Officers of Health. Credit: Wellcome Collection, London
[Report of the Medical Officer of Health for Lambeth]
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1884-5 20
Supplied by the Gas Light and Coke and Crystal Palace District Gas Companies, made on 37 and 11 occasions respectively during the year ending the 25th March, 1886.
Gas Companies. | Where tested. | Average Illuminating Power. | Tests for parity, Ammonia, and Sulphuretted Hydrogen. |
---|---|---|---|
The Gas Light and | Vestry Hall | 15.5 | Free from Sulphuretted Hydrogen & Ammonia. |
The Crystal Palace District | Sydenham Station | 15.6 | Ditto. |
The following gives the Illuminating Power of the Gas supplied by the South Metropolitan Company, as taken from the Chief Gas Examiner's quarterly Reports:—
ILLUMINATING POWER. | |||
---|---|---|---|
Maximum. | Minimum. | Average. | |
June, 1885 | 17.0 | 16.0 | 16.6 |
Sept. „ | 17.1 | 15.7 | 16.5 |
Dec. „ | 17.1 | 16.2 | 16.5 |
March, 1886 | 17.1 | l6.2 | I6'5 |