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Reports are received monthly from the Colne Valley Water
Company as to the chemical and bacteriological examination of
samples of water and these have proved satisfactory.
The water supplied in this area is not plumbo-solvent.
The average hardness of samples of water taken during the
year is :—
Total hardness 23.2
Permanent hardness 5.0
Temporary hardness 18.2
All new and repaired mains are chlorinated before being
restored to use and samples of water from them are tested bacteriologically
to ensure the purity of the water.
9. SWIMMING POOLS
Ruislip Lido
Forty-two samples of water were obtained and submitted to
the Central Health Laboratory, Colindale, and all were satisfactory
with the exception of four.
Private Swimming Pools
Private swimming pools in the district were regularly inspected
and samples obtained, all of which were satisfactory.
10. MEAT AND OTHER FOODS
There are no slaughterhouses or wholesale meat depots in this
district. Food shops, restaurants and premises where food is
prepared, stored or sold have been frequently inspected and found to
be generally satisfactory.
The following items of meat and food, amounting to 3 tons
4 cwts. 1 qr. 22\ lbs., were examined in retail shops as a result of
complaints from the shopkeepers or the public, and were condemned :
656 lbs. Meat 3½ lbs. Fruit
2,184 lbs. Tinned Meat 67 ½ lbs. Dried Fruit
38½ lbs. Offal 1,732 lbs. Tinned Fruit
31 lbs. Sausages 33 lbs. Tinned Fruit Juice
64 lbs. Tinned Sausages 1 ½ lb. Olives
109½ lbs. Poultry 105 ¼ lbs. Soup
17¼ lbs. Tinned Poultry 44¾ lbs. Pickles, Sauces, etc.
10 lbs. Meat Pies 846½ lbs. Tinned Vegetables
14 lbs. Bacon 12 lbs. Cooking Fat
½ lb. Meat and Fish Paste 1¾ lbs. Salad Dressing
¾ lb. Suet 42½ lbs. Custard Powder
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