sub-zero

Thorne can also be seen on Instagram playing bartender in her designer kitchen, which features a dazzling Madre Perla quartzite island, a Wolf range, a Sub-Zero refrigerator, and dual dishwashers.

Dennis's job was to send up meteorological weather balloons and radio the reports to the UK every three hours, which involved firing up a generator in sub-zero conditions.

In particular, firms need to be able to store and transport goods at sub-zero temperatures.

Goalmouth scrambles, furious bust-ups and matches played in sub-zero temperatures: the veteran TV commentator has seen it all.

Underground it's dark, dry and chilly, with temperatures remaining sub-zero all year-round; conditions which Mr Bjerkestrand claims are ideal for keeping the film safe for centuries.