A number of medical innovations have transformed the field of medicine in the last few centuries, from microscopes to sterilization of surgical equipment to vaccines and germ theory. Vaccines, in particular, have saved many lives from deadly viruses ever since their invention, and today, they can fight back against a wide variety of illnesses. But vaccines are also fragile, so they need to be stored in pharmacy grade refrigerators and pharmaceutical freezers before use. Even a petite benchtop freezer will do the job, or a huge pharmacy grade refrigerator at a busy hospital. Medical grade freezers are no ordinary fridge units, though. What sets them apart, and what are vaccines capable of today?
Vaccines Past and Present
The very concept of vaccines is older than many people may realize. Back in the year 1796, the British scientist Edward Jenner developed what he called the “arm to arm” inoculation method to treat smallpox. To do this, he would extract a tissue sample from