Paragraph 10

At an installation where potassium chloride is extracted, separated, and purified to produce potash and high-grade soluble potassium chloride, the eligible processes are as follows: sub-surface mining of sylvinite and other halite minerals, separating potassium chloride from those minerals and purifying it including crushing, grinding, froth flotation, drying, compacting, grading and, where relevant, recrystallising it from supersaturated brine.