| OCR Text |
Show Future of Mechanical Freezing. Mechanical refrigeration has been rjccessfjlly applied iu tlieliylugof piers for bridges, where treacherous tilt and quicksand make cxrava lion by the erdiuary methods difficult, dif-ficult, the send Quid material at the bottom of the caisson bring frozen by the application of pure brine and removed w hlle still solid. It seems probable that thu same method ma be of service in tunneling through tuch materials In the beds of river Indeed, the fields" of usefulness of (irecetses for tho production of artificial arti-ficial cold ure being extended daily, and they doubUea-? are -destined to-take to-take an even inoro important place In the Industrial world of the future than they have In that of the tost. iVoeasor Jfa-artf X. AteAoia In Oiauiauguan. |
