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 Kensington Borough]
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A. Deposit Gauge
Month 1957 | Days exposed | Rain fall (ins.) | Total deposits for period in tons per square mile | Deposits per day in tons per square mile (average) | ||||
---|---|---|---|---|---|---|---|---|
Sol-uble | Insoluble | Total | Soluble | Insoluble | Total | |||
South Kensington (Pembroke Road) | ||||||||
January- | 30 | 0.91 | 5.54 | 6.04 | ll.58 | .185 | .201 | .386 |
February | 28 | 2.94 | 7.92 | 7.65 | 15.57 | .283 | .273 | .556 |
March | 32 | 0.99 | 6.68 | 11.61 | 18.29 | .209 | .363 | .572 |
April | 30 | 0.20 | 3.66 | 6.21 | 9.87 | .122 | .207 | .329 |
May | 29 | l.ll | 4.90 | 8.22 | 13.12 | .169 | .283 | .452 |
June | 32 | 0.90 | 4.90 | 7.99 | 12.89 | .153 | .250 | .403 |
July | 28 | 3.11 | 6.51 | 7.22 | 13.73 | .232 | .258 | .490 |
August | 35 | 1.57 | 6.14 | 7.99 | 14.13 | .175 | .228 | .403 |
September | 29 | 2.18 | 7.22 | 7.18 | 14.40 | .249 | .248 | .497 |
October | 30 | 1.37 | 5.27 | 8.19 | 13.46 | .175 | .273 | .448 |
November | 32 | 2.09 | 8.83 | 9.50 | 18.33 | .275 | .296 | .571 |
December | 30 | 1.96 | 7.72 | 9.90 | 17.62 | .257 | .330 | .587 |
TOTALS | 365 | 19.33 | 75.29 | 97.70 | 172.99 |
B. Estimation of atmospheric sulphur Milligrams of sulphur trioxide per day
Month 1957 | Days exposed | North Kensington | South Kensington | |
---|---|---|---|---|
January | 30 | 2.66 | 2.83 | |
February | 28 | 3.01 | 3.19 | |
March | 32 | 3.42 | 3.45 | |
April | 30 | 2.07 | 2.33 | |
May | 29 | 1.40 | 1.54 | |
June | 32 | 1.06 | 1.49 | |
July | 28 | 1.20 | 1.58 | |
August | 35 | 1.15 | 1.54 | |
September | 29 | 1.41 | 1.65 | |
October | 30 | 2.83 | 2.79 | |
November | 32 | 3.16 | 3.48 | |
December | 30 | 3.69 | 4.01 | |
Average for years | 2.25 | 2.42 |
C= Comparison of results
Area | Total weight of deposit for year in tons per sq. mile | Daily average of sulphur over the year in milligrams of sulphur trioxide | ||
---|---|---|---|---|
North Kensington | 200.11 | 2.25 | ||
South Kensington | 172.99 | 2.42 | ||
Country District | 65.30 | 0.88 | ||
Industrial area | 215.30 | 3.26 |