Recreation, Volum 41National Recreation Association, 1947 |
Des de l'interior del llibre
Resultats 1 - 3 de 4.
Pàgina 474
... chlorine , cresol , or copper sulphate . 2. Use of a combined cleaner and disinfectant . One such product is a mixture of detergents and bonzylated phenols . 3. Mopping with hot , strongly alkaline , soapy water . 4. Hosing down the ...
... chlorine , cresol , or copper sulphate . 2. Use of a combined cleaner and disinfectant . One such product is a mixture of detergents and bonzylated phenols . 3. Mopping with hot , strongly alkaline , soapy water . 4. Hosing down the ...
Pàgina 524
... Chlorine vs. Bromine NOR MANY YEARS chlorination has been the erally swimming pools . During the war , however , chlo- rine was difficult to obtain , and attempts were made to find some equally efficient substitute . Of the various ...
... Chlorine vs. Bromine NOR MANY YEARS chlorination has been the erally swimming pools . During the war , however , chlo- rine was difficult to obtain , and attempts were made to find some equally efficient substitute . Of the various ...
Pàgina 525
... chlorine tanks to move ... Bromine equipment cleaner than chlorine equipment Bromination process costs less . Less throat and ear infection . Filter media cleaner .. 1 1 1 3 Better bacteriological results . 5 No bad odors .... 12 Less ...
... chlorine tanks to move ... Bromine equipment cleaner than chlorine equipment Bromination process costs less . Less throat and ear infection . Filter media cleaner .. 1 1 1 3 Better bacteriological results . 5 No bad odors .... 12 Less ...
Continguts
November 1947 | 361 |
Preparation for Recreation Leadership | 368 |
Oaklands Christmas Pageant | 374 |
Copyright | |
No s’hi han mostrat 18 seccions
Altres edicions - Mostra-ho tot
Frases i termes més freqüents
activities adults agencies American archery arts and crafts Athletic ball basketball Ben Pearson Board of Education boys and girls bromine building camp chlorine Christmas City Recreation club College color Committee Community Center community recreation cooperation Council County Director District drama equipment facilities field figure skating film folk dance funds gram high school Illinois interest Junior leadership meeting ment municipal National Recreation Association OGDEN L organization paint Park Board Park Department Parks and Recreation participation Physical Education picture play playground problems reation Recreation Board recreation centers Recreation Commission Recreation Department recreation program recreation workers ROBERT GARRETT rural Shoes Diamond singing skating social softball song sponsored square dancing Street summer Superintendent of Recreation swimming pool teachers teen-age tion week Wicomico County Wilmette York York City young youngsters youth