Kōrero: Superphosphate

Superphosphate den

Superphosphate den

The ‘engine room’ of a superphosphate works is the den, where sulfuric acid and rock phosphate react to produce superphosphate. Here, dry granulated superphosphate is being transported upwards and into storage on two narrow conveyor belts.

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Ballance Agri-Nutrients
Photograph by David Vernon

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Me pēnei te tohu i te whārangi:

Arthur Duncan, 'Superphosphate - New Zealand superphosphate', Te Ara - the Encyclopedia of New Zealand, http://www.TeAra.govt.nz/mi/photograph/15572/superphosphate-den (accessed 13 November 2019)

Story by Arthur Duncan, published 24 Nov 2008