 Sticky fly paper, traps and liquid poisons are among the things to use in killing flies, but the latest, cheapest and best is a solution of formalin or formaldehyde in water. A spoonful of this liquid put into a quarter of a pint of water and exposed...  The World's Work: A History of Our Time - Page 132321910Full view - About this book
 | 1928 - 854 pages
...life, is bichromate of potash in solution. Dissolve one dram, which can be bought at any drug store, in two ounces of water and add a little sugar. Put...enough to kill all the flies. To quickly clear the roo/n where there are many flies, burn pyrethrum powder in the room. This stupifies the flies and they... | |
 | 1910 - 394 pages
...latest, cheapest and best is a solution of formalin or formaldehyde in water. A spoonful of this liquid put into a quarter of a pint of water and exposed...pyrethrum powder in the room. This stupefies the flies, when they may be swept up and burned. HOSPITAL NOTSE. HA Boyce, Kingston, Ontario, deplores the amount... | |
 | 1912 - 400 pages
...latest, cheapest and best is a solution of formalin or formaldehyde in water. A spoonful of this liquid put into a quarter of a pint of water and exposed...many flies, burn pyrethrum powder in the room. This stupifies the flies, when they may be swept up and burned. — Southern Cal. Prac. PASTEURIZED MILK... | |
 | 1911 - 94 pages
...flies, but the latest, cheapest and best is a solution of formalin in water. A spoonful of this liquid put into a quarter of a pint of water and exposed...enough to kill all the flies. To quickly clear the room when there are many flies, burn pyrethrum powder in the room. This stupefies the flies, when they may... | |
 | 1911 - 668 pages
...latest, cheapest and best is a solution of formalin or formaldehyde In water. A spoonful of this liquid put into a quarter of a pint of water and exposed In the room will be enough to kill all the files. To quickly clear the room where there are many files, burn pyrethrum powder In the room. This... | |
 | 1911 - 1086 pages
...latest, cheapest and best is a solution of formalin or formaldehyde in water. A spoonful of this liquid put into a quarter of a pint of water and exposed in a room will be enough to kill all the flies. Another cheap and reliable poison which is not dangerous... | |
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