( HI ) 



beetles or large mallets : the bullen, Vvhich is 

 the inward fubftance of the (lem, flies oft in 

 fhivers, by the force of the blows; and nothing 

 remains in the hands of the beater but the thin 

 bark in large threads, through the whole length 

 of theftem. Thefe parcels of threads are after- 

 wards hung on a perpendicular board, and 

 bruifed with a wooden beetle, to beat out fuch 

 little draws as may remain of the bullen. All 

 the grofs parts are now feparated from the (lem, 

 and the threads of the bark receive their per- 

 fedion from the comb or hatchel. 



SECTION LXVIII. 



Burn-leaking, with Experiments thereon. 



BURN-BAKING confifts in burning earth 

 of any kind that will burn to about half the 

 confiftency of a brick. Clay feems fitted for 

 this purpofe. The operation is very fimple : 

 let a fire be made of any combuftible you pleafe. 

 Where coals are fcarce and dear, wood of any 

 kind will do; but the roots of oaks, or any 



hard 



