This puts the boiling and freezing points of water exactly 180 degrees apart.
When the temperature reached freezing point, their sac liquid turned solid.
The minimum freezing point is observed when the ethylene glycol percent in water is about 70%, as shown below.
In the technical terms of physical chemistry, the minimum freezing point of a water-salt mixture is 21.12 C for 23.31 wt% of salt.
Over the subsequent years, details of specifications were adjusted, such as minimum freezing point, to balance performance requirements and availability of fuels.
But they have never had a cold spell in Sydney which brought the mercury down to freezing point.
The boiling and freezing points of water are affected by solutes, as well as air pressure, which is in turn affected by altitude.
While the minimum freezing point of a glycerol-water mixture is higher than an ethylene glycol-water mixture, glycerol is not toxic and is being reexamined for use in automotive applications.
Even the small amount of heat from a candle flame can help bring the temperature up to freezing point.
Climate : In winter, the temperature can drop near to freezing point when heavy woolens are required and in summers, light woolens / cottons are recommended.