3Q-^ SCIENTIFIC NEWS, 



that I might eafily do it, as it was certain that they had not 

 quitted the neighbourhood of the veiTel, and fome moments 

 after they pointed one out to me, which I perceived was of 

 the fpecies of pilot fifti of the failors, and of the gajierojieus 

 ductor of natural ifts. 



It would doubtlefs be curious to examine what interefts can 

 induce animals lb different in their organization, their fize and 

 habits to form fuch an intercourfe. Does the pilot fifli feed on 

 the dung of the fhark as Cit. Bofc has fuppofed ; or does it 

 impofe on itfelf the painful duties of fervitude, in order to 

 find protection and fafety in the company of fo voracious a 

 ipecies. 



Notice of a New Metal, by Profejfor Proust. 



New metal Profeflbr Prouft, in a letter to Dr. Delametherie, promifes 



to lend an account of a new, metal he has lately difcovered in 

 an ore from Hungary. He is not yet acquainted with its metal- 

 lic afpecf , he is apprehenfive it will not be eafily reduced, from 

 its retaining oxigen with considerable avidity, and like many 

 other metals, it is fufceptible of two degrees of oxidation : the 

 folutions of its oxide at maximum is yellow, green at the mi- 

 nimum, when in thefe two Hates it colours glafs ; laftly, it 

 may be ranked in tne clafs of thofe metals which retain oxigen 

 againft fulphurated hidrogen. He has purified it by the fame 

 ifteans he employed with nickel, cobalt, iron, manganefe. 



J. de Phyf. Vendemaire, an 1 K 



Silcmes. 



