Show y A FEAT IN 11 chel CHEI during the recent lecture delivered by prof B silliman J r in new york he solidified carbonic gas T this is was effected by bringing sulp sulphuric hirrie acid agid in in con com tact with carbonate of soda in a strong iron ironies ves t sel capable of resisting an expensive pressure kressu i of thirty four atmospheres atmosphere B or aio pounds to an inch prof S stated that this exponent hai has been given up entirely in france in in cone consequence of the bursting of several iron vessels by which several persons had been killed but lie stated that the iron vessel used on this occa sion had never been known to burs burb tand the ex m perl peri ment was considered not at all dangerous As the liquid cit fit it beine in a liquid stute ff inaho vessel was drawn off a laree large portion evalora led and by the evaporation reduced the der to the freezing point in this way waysee sav say kever sever sev 4 e al a pounds of solid carbonic acid were obtained it had the appearance of the whitest snow and al tid lid livas was so cold that by holding it only t three dec seconds the hand would world ba be froze frozen n he placed d 11 a i portion of it round a long lono vessel contadini con containing taini 1 mercury and froze roze rose the mercury cury solid the mercury was then taken out and hammered ile lie a lead |