M 90
TOXICOLOGICAL.
2. Among the chemico-legal investigations were 24 cases of suspected human poisoning. Opium was found in five enquiries, animal toxins in four, gelsemium elegans in one, alcohol in one, and Japanese star anise in one.
WATERS.
3. The results of the analyses of samples taken each month from the Pokfulum, Tytam, and Kowloon Reservoirs, show that these supplies continue to maintain their high degree of purity.
DANGEROUS GOODS ORDINANCE.
4. Of petroleum oil and liquid fuel 94 samples were tested during the year. The Clowes-Redwood apparatus has been used on 24 ships.
FOOD AND DRUGS ORDINANCE.
5. The following Table gives the results of 82 analyses made at the instance of the Police and the Sanitary Department.
Description. Number of Samples. Number found Genuine. Number found Adulterated. Beer, 6 6 0 Brandy, 6 6 Bread. 2 2 Flour, 1 1 Gin, 2 2 Milk, 45 15 30 Port, 4 4 Rum, 6 5 1 Sherry, 2 2 0 Whisky, ! 0 0PHARMACY ORDINANCE.
6. One seller of poison was convicted and fined.
MINERALOGICAL.
7. The European demand for metals for the manufacture of munitions is responsible for a considerable increase in the number of metals and ores examined. This is especially noticeable in the case of antimony. During the year 38 samples of antimony regulus and 61 samples of ore were assayed, as against 3 samples of regulus and 3 samples of ore during 1914.