When is a HEPA filter used? a. To Filter Bacteria Out Of A Vaccine b. To Trap Particles In The Air c. To Protect Burn Victims d. To Separate Bacteria And Viruses

When is a HEPA filter used?
a. To Filter Bacteria Out Of A Vaccine
b. To Trap Particles In The Air
c. To Protect Burn Victims
d. To Separate Bacteria And Viruses
by

1 Answer

Answer :

b. To Trap Particles In The Air
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