368 0. Loew on the action of sunlight on Sulphurous Acid. 
vacuum. That such pores existed was shown y the fact of 
cating atmosphere. 
Not all the pots of metal produced when poured, such 
globules, for not all were in the fit state of ebullition. 
e nature of the disengaged gas might perhaps have been 
determined, if a sufficient quantity had been collected by break- 
ing the globules under a receiver, but this was not done. I 
send specimens of the globules with this paper. 
Philadelphia, March, 1870. 
Art. XLL—On the action of sunlight on Sulphurous Acid; by 
O. Loxzw, Assistant in the College of the City of New York. 
(Read before the “ Lyceum of Natural Science,” New York.) 
WE know that Phy under the influence of the sunlight re- 
phuric acid, solutions of sulphates and sulphites and aqueous 
sulphurous acid under various conditions, in sealed tubes to 
the 
a ioe oxydized by it to eg meee acid. It seems very sin- 
