NEW TROCESS FOR CLAYING SUGARS. Ig9 



werefupportcd on their edges by a level and firm framing, the 

 inferior veflels Hood on the floor. 



The upper veflels were rilled with raw fugar intended to Charged with 

 be clayed, which was firfl well divided or crumbled in order raw fu 6 ar - 

 to its equal distribution. This was levelled and comprefTed 

 as equally as poflible, to form what we commonly call, the 

 bottom (ksfonds). Upon this mafs the diluted and prepared 

 earth, properly adapted to the operation, was very carefully 

 poured. 



Though this procefs may appear verv fimple at firft fight, This fimple pro- 

 i • r e ,t ,f- i - i u r i u cefs is liable to 



it neverthelels preienls difficulties which could icarcely be ob : e( ^j onSt 



overcome in that manufactory, and which would be almoft 



impollible to furmount in ours, where the men employed in 



this bufinefs have neither the underftanding nor the Ikill of 



thofe of Citizens Boucherie ; and it was not till they had 



practifed for fome time that they became able to perform it 



without difficulty. 



The hrrt operation in which a failure may be made for want it is difficult to 



of ikill, is that of levelling with a trowel an elaftic furface of level and prefs 



i • r r the fugar in the 



25 fquare feet. The fecond is to comprels equally that iur- i arge veffels. 



face in order to give folidity to the bottom, that the diluted 



earth may extend to the fame thicknefs on all fides, and find 



that furface fo clofe as to admit the penetration of the water 



only. 



All thofe who are engaged in the manufacture of fugar mud Mifchievous 

 be aware, that if any inequality exifts in the levelling of the badtvelhng'or^ 

 bottom, the water which gradually leaves the earth naturally ptefllng. 

 flows to the loweft place, where, if the compreffion be not 

 every where the fame, the water infinuates itfelf into the moil 

 porous part ; and in either of thefe cafes, this fluid being con- The water flows 

 du&ed with the earth towards a {ingle point, is collected in t0 the l° we # ft 

 fufficient abundance to diflblve the fugar at that place, and f ^ ves ^ f u ' g ~ r . 

 form what is called a fox [un renard.) When this happens the while the reft is 

 Operation of claying fails, for it is known that the portion of not u pun 

 earth retained at the furface acts little upon the reft of the mafs 

 of fugar. This inconvenience, which occafions a great lofs 

 in the product, is alfo found to change its quality, which is 

 worfe on this account. 



In the conftruction of the cafes or vefTels of Citizens Bon- The fugar is not 

 cherie, which cannot be removed, other inconveniencies are ea % takcn out * 

 found which do not exift in mine. One of thefe is the diffi- 

 culty 



