new Method of preparing Pot-ajh. 347 
i( and I fuppofe each bafket weighs fix fcore pounds or 
<c upwards. One man was occupied three weeks in boil- 
“ ing and burning. The quantity of allies made was 
“ 9 cwt. 1 qr. 1 2 lbs. well worth, at the prefent price of 
(i afhes here, two guineas per hundred, 
H/a Ss cJ# 
te 9 cwt. i q. 12 lb. at 42s .per cwt. 19 13 o 
u A man and two horfes, two 
<{ days, at 6 s. per day, 
(( 120 .bafkets of coals, at cd. , 
U 10 o 
per baiket, J 
4£ A man’s wages for three weeks, 1 7 o 
490 
15 4 o 
<c The profit, therefore, amounts to 151. 4 s. dedudt- 
u ing only a trifle for the wear of the pan and oven.” 
The profits arifing from this preparation of pot-afh 
are fufficiently evinced by the foregoing eftimate ; and 
they may, perhaps, admit of increafe by future improve- 
ments. In the fpring and fummer feafons, I fhould ap- 
prehend, the evaporation might be carried on without 
the aid of fire, by conveying the dung-hill water from 
the refervoir through proper Unices into fliallow 
troughs or ponds, of fuch extent as to afford a fufficient 
¥ol. LXX. A a a furface 
jo 12 o 
