Hypothermia is one of the biggest risks to your life at high altitude. Hypothermia is defined as a core temperature below 35 degrees. It is broadly categorised into: Mild hypothermia (32-35 degrees C) Moderate hypothermia (30-32 degrees C) Severe hypothermia (<30 degrees C)
Churn rate. Churn rate (sometimes called attrition rate), in its broadest sense, is a measure of the number of individuals or items moving out of a collective group over a specific period. It is one of two primary factors that determine the steady-state level of customers a business will support.
An antique churn for making butter. The definition of a churn is a device for making butter. An example of a churn is what the Amish use to make butter. To churn is defined as to stir or shake milk or cream with intense movements in the process of making butter, to stir up and agitate, or to produce something at a rapid and regular rate.