l. An item is either sterile or unsterile. You must always be as certain of sterility
as it is possible to be. That certainty rests on the fact that all factors in the sterilization
process have been done correctly. You will learn all those factors in detail in Lesson 3.
It is impossible to prove that every package is free from microorganisms, but a single
break in technique can cost the life of a patient.
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