Portuguese
nitrato de sódio Catalan
nitrat de sodi 1
Will guano help, or is sodium nitrate or potash the thing?
2
An immense well is located in this particular spot which gushes forth a never-ending saline solution, highly impregnated with sodium nitrate, potash and other salts.
3
E251: Sodium nitrate (used in curing items like sausages)
4
Sodium nitrate is also used in fertilisers and preservatives but it has been banned in Afghanistan for years.
5
Sodium nitrate, rapid inflection.