CHINESE TRADE. 473 



and marbled in diflferent placeSj In the in- 

 fidc with white. 



The Bengal opiimi is preferable to any 

 otlier. It is the infpiflaCed juice of poppies, 

 formed into fmall cakes. It ought to be 

 fomewliat fofr, of a brownilb colour and 

 flrong fetid fmell, and to yield to the 

 finger when prcfled. That which is dry, 

 friable, burnt, and mixed with earth, is of 

 a bad quality. 



Sandal wood ought to be heavy, to have 

 a Tweet fmell, no pith^ and to be of a beau- 

 tilul Bc(h colour in the infide* 



Ambergris is found on the fea-coaft, In 

 manyparts of India. This refmous, fpongy, 

 and inflammable fubftanc© is reckoned to 

 be of a good quality when it is of a cinder- 

 grey colour, and has a fine fraeli. The 

 mafles are of diiFerent forms ; but generally 

 they are fiat, of the fize of the hand, and 

 cqnfifl: of different coats, or leaves, two or 

 I i three 



