POS looks for ICL to attack K&S in Europe:

Cleveland UK Potash’s parent company ICL (Israel Chemicals Limited)
The Boulby mine [ICL] has been producing the potassium-rich salt mineral since 1973. Used almost exclusively in the production of agricultural fertilizers, about one million tons of the potash is extracted each year, half of the UK's total output.
The mine also produces rock salt, used as a de-icing agent on roads in winter conditions

Potash and rocksalt in UK comparable to K&S in Germany

http://www.thenorthernecho.co.uk/news/10354508.Ambitious_expansion_plans_for_potash_mine/