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27
REPORT ON THE BOROUGH BACTERIOLOGICAL LABORATORY.
During the year 1920 there were 1,263 specimens examined
for Medical Practitioners.
The following is a summary of the number of specimens
examined, with results:—
Specimens.
Positive.
Negative.
Suspected Diphtheria
1263
248
1015
Results were communicated per telephone or sent by special
messenger to the medical practitioners concerned.
DISINFECTION.
1,566 premises were disinfected. The steam disinfector at
the Isolation Hospital is used for bedding and other articles requiring
disinfection.
PUBLIC HEALTH (Milk & Cream) REGULATIONS, 1912 & 1917.
1. Milk and Cream not sulci as Preserved Cream.
Milk 151 *One sample contained 8 grains of Boric Acid
per pint.
Cream 3
*Vendor of Milk lined £1 10s. and costs 10s. 6d.
2. Cream sold as Preserved Cream.
(i) Correct statements made 4
(ii) Statements incorrect 0
4
(iii) Percentage of Preservative
found in each sample.
Percentage stated
on statutory
label.
0.3 0.3
0.3 0.3
0.37 0.4
0.4 0.4
Determinations made of Milk Fat in Cream sold as Preserved
Cream.
Above 35 per cent. 4
Below 35 per cent. ... ... ... ... 0
4