Eddie Gershon, spokesman for restaurant JD Wetherspoon, said they were open and honest with their customers about the salt content of their meals.

BBC: Hidden salt 'present in popular restaurant meals'

However the first minister said that although salt stocks did run low, not a single local authority ran out of salt and all major roads were all kept open.

BBC: Scrutiny of the first minister committee

These were likely to include "further steps to conserve salt" to ensure the Highways Agency and local authorities could keep roads open.

BBC: Transport statement

Habitats in the biosphere reserve comprise barrier islands, beach and sand dunes, salt marshes, maritime forests, tidal creeks, fresh and brackish water impoundments and open water areas.

UNESCO: Biosphere Reserve Information

It will open three treatment rooms and provide a vast menu of spa services, from hot stone massage to citrus and sea salt body exfoliations.

BBC: Openings: London, Marrakech, Athens, Rovinj, Los Angeles