Reading an Electronic Freeze Indicator
How to Assess Possible Contraindications
Reading a LogTag Temperature Recorder
What Temperatures Should Vaccines Be?
Using Front-Opening Refrigerators
New Vaccine Introduction
IIP-Vaccine Cold Chain
Use and basic maintenance of cold chain and temperature monitoring equipment
Some vaccines are sensitive to freezing. Once they have frozen, they should not be used. Fortunately, there is a way to tell if a freeze sensitive vaccine has been damaged by exposure to temperatures below zero degrees Celsius: the shake test.