12 
A Hick Substitute. 
and the Utiited tjbates, and lb waold ftppeir 
thafe their nho!e ntteDtion is fixed oa 
tapioca meal on whicli lies the future ot the 
tuber. Iq India, the gratiag of tapicaa 
roota is dooe by a board covered wibb 
pieces rtf quartz imbedded with resio aod 
the process it called '* Simarri." 
la the Caago, tapiooa tubers are pseled, 
grated and sent bi the press after which 
the palp is washed several times. The 
Sour obtained is extremely fine ; it is 
stirred at short iuiervali when drying in 
the ?au aqd the oya,uic acid it elimiDated 
by evaporatioa thruugb the action of heat. 
The uiiliing h done by a vertical grind- 
stone whiob takes the place oi the f^rater. 
As previoQsEy meotloned, thf» nations of 
Af ioa and America nee flexible ba«i- 
bets to pre93 tapicca pulp, obtainini^ 
thereby a whitish poisonona juice. This 
Hqaid is uot thrown aifny &b cue 
Qiiii;ht he inctiued to imagine as tt in very 
rich iu taher latex and therefore in sfarch 
the oisaipa, as it; is now called, i^ collected 
in f^ectiatation tubs where the meal settles. 
The n^eal is then washed in (emoo water 
followed by one or several waahinsia in pure 
water. Choice starch is obtained in thia 
way, well known as the arrow root of 
Brazil,'^ **mou8sache," r-to. After starch ex- 
traetioDp the poieonoui liquid under the 
■ame of ca^aareep hm fnrtber iudustrial 
*^«iea. Moreover the palpy snbfttance remainv 
lug in the 6«xiblu baskets is made iu'o 
couAC or ostsava by special treatment. 
CODAC, 
To produce Oouao, the tapioca pomace 
ia dri«d, ground aod passed throuj^h a 
> {joti se Bieve— au ordisary mason's sieve does 
