åo 



den nederste Grlaskugle slutter godt, vil den gjennem a 

 passerende Luft sjjaltes i en Mængde meget fine Blærer, 

 som ved at stige op mellem de af Barytvand omgivne Glas- 

 kugler bliver fuldstændig kulsyrefri. Det uformige Rør G 

 indeholder Barytyand, H forer til Aspiratoren. 



may be immersed in baryta water. Now, assuming tlie 

 large glass ball to fit w ell. the air vill pass a in the form 

 of minute bubbles, wbich, having to ascend between the- 

 glass balls surrounded by baryta water, must part with the 

 whole of its carbonic acid. The tube G contains baryta 

 water; H leads to the aspirator. 



Fia 



Den af ( 'Lissen foreslakéde Kjøler virker saa udmær- 

 ket, at man i meget lang Tid kan koge fortyndet Saltsyre 

 i Kolben, uden at det.mindste Spor af Chlor kan paavises 

 i Forlaget, forudsat at den gjennemledede Luftstrøm ikke 

 gives for stor Hastighed, hvad tier Imidlertid heller ikke it 

 fornødent. 



The cooler devised by Glassen is so excellent. that 

 diluted hydrochloric acid may be boiled in the matrass for 

 a very considerable length of time without a trace of acid 

 being; detecteil in the receiver, provided that too great 

 rapidity be nut given to the current of air; this. however, 

 is quite unnecessary. 



