AS is well known, the world's supply of potash during the last three years has been greatly curtailed owing to the present isolation of Germany, and compounds of potassium have, con sequently ...

They also discuss the historical context of water management in potash mining ... process and calculate changes in the ...

but were not really explosive. This invention remained merely ... after which it is washed in a weak solution of carbonate of potash, (one ounce dissolved in a gallon of water,) to insure its ...