. A treatise on pharmacy for students and pharmacists. sed by many for rolling out the mass, but are not so desirable as awooden roller, since the width of the spatula permits of covering onlya small part of the mass at a time, hence irregularity in the thicknessof the cylinder frequently occurs. A little pressure must be appliedwhen rolling the pill-cylinder. Figs. 211 and 212 represent woodenpill-mass rollers, the long one with the handle having the moreconvenient shape. A small number of pills may be conveniently divided on a pill-tile (Pig. 213), but, for a larger number, a pill-machine wi
. A treatise on pharmacy for students and pharmacists. sed by many for rolling out the mass, but are not so desirable as awooden roller, since the width of the spatula permits of covering onlya small part of the mass at a time, hence irregularity in the thicknessof the cylinder frequently occurs. A little pressure must be appliedwhen rolling the pill-cylinder. Figs. 211 and 212 represent woodenpill-mass rollers, the long one with the handle having the moreconvenient shape. A small number of pills may be conveniently divided on a pill-tile (Pig. 213), but, for a larger number, a pill-machine will be foundpreferable, particularly if the weight of the pills corresponds to thesize of the grooves, for then the perfect rounding of the pills can be PILLS. 317 readily effected by continued rolling in these grooves. Fig. 214 repre-sents a complete pill-machine. It consists of a smooth, hard woodrolling-board encased in metal and provided with a grooved metalplate ; to the roller, which is likewise made of hard wood, is attached Fig. 211. Fig. Fig. 212. Pill-roller. ; Wooden pill-roller.
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Keywords: ., bookcentury1800, bookdecade189, booksubjectpharmacy, bookyear1895
