HVAC 167 ICE latent heat of fusion

When Ice Changes state from a Solid to a liquid it absorbs heat this is also latent heat.
In this video we discuss Latent heat of fusion with ICE vs just "cold" water.
We give examples of the BTU difference between the 2 and how that would affect an ice chest.
Dr John Gorrie used Ice and fans to cool his patients who suffered from Malaria and Yellow fever. He discovered treatment greatly improved with lower temperatures. He went on to patent the first Ice Machine. Here is a link to that book on Amazon
amzn.to/3yxS54y
He made Ice and changed the world: The story of Florida's John Gorrieby Linda Hansen Caldwell
ISBN 978-1620236925