Show Salt Water Canal I A novel exneriment has been tried in the Baltic canal to prevent It freezing and so render it available for navigation I as long as possible The experiment was 1 the substitution of salt vVier for the ordinary or-dinary fresh water of the canal for saltwater salt-water freezes at a very much lower temperature tem-perature than fresh water This fjuld only be done from the Bay of Kiel IT whore the water has from I1h ito 2 per cent of salt In solution A sluce near Bruna biitlel I Is left open duPg the low tide and > the salt water WhIch comes from the Baltic end of the canal gradually expels the fresh waiter at the other end As tire result of ths change in toe natural condition con-dition all the fresh water fauna and flora are disappearing and the plants and animals whi < jh usually live in the salt waters of the Baltic sea gradually takIng tak-Ing their place not only in the canal itself It-self but in the lakes through mhloh the water flows S G |