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Fly Paper
| 配方类型： |
Elementary preparations |
| 配方组成： |
rosin oil/20
castor oil/8
rosin/32 |
| 配制方法： |
heat this mixture in an aluminum or enameled pot on a gas stove with stirring until all the rosin has melted and dissolved while hot pour on firm paper sheets of suitable size which have been brushed with soap water just before coating smooth out the coating with a long knive or piece of thin flat wood and allow to cool if a heavier coating is desired increase the amount of rosin similarly a thinner coating results by reducing the amount rosin the finished paper should be laid flat and not exposed to undue hdat. |
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