Dry Ice or Frozen CO₂ is Used to Keep Goods Cool During Transportation

Dry ice is often used as a coolant during transportation of temperature sensitive products due to the fact that it is colder than water ice and CO₂ has no liquid phase in standard atmospheric conditions. When dry ice melts, it sublimates so there is only an increase of CO₂ levels and no liquid residue.

Fun Fact:  Carbon dioxide turns to ice at -78.5C and will not pass through a liquid state at atmospheric pressure.

Download the entire PDF file.

Next issue: Fun Facts about Clean Room Environments and Humidity delivered to subscribers on December 31st.

Check out the other eNewsletters.