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PHYSICAL anp LITERARY. 385 
{tone, it is of no fmall importance to know, 
how it may be prepared, fo as to have the 
fureft and {peedieft ‘effects. | And, as lime- 
water, injected into the bladder, will un- 
doubtedly diffolve a ftone lodged ‘there; 
it is evident, that, after the bladder has 
been accuftomed to the weaker lime-wa- 
ters, or to: thefe even foftened with a little 
fweet milk, the diffolution of ‘the ftone may 
be much haftened, ‘by injecting fuch as are 
more ftrongly impregnated with the virtues of 
the lime.” 
“Wira regard to the lithontriptic powers 
of oifter-fhell and ftone-lime-water, I thall 
only fay, that,” as ina variety of experiments 
‘made'during the courfe of ten years, I had 
always obferved the fuperior efficacy of the 
 pifter-lime-water : I thought it to no purpofe 
to make a new trial : any one, who doubts on 
which fide the truth is, may eafily fatisfy 
himfelf. But, in making the experiment, 
‘the cakuli fhould either be immerfed ina 
_ Jarge quantity of lime-water, or elfe it fhould 
be renewed upon them eyery three or four 
: ‘days. : 
