Read the following paragraph and determine if the hypothesis is true:

How to fill a syringe<br>Gather your supplies. You will need the medication vial, syringe-needle unit, alcohol pads, a cotton ball, a band-aid, and a sharps container. [substeps] The alcohol pad is used to wipe the rubber top of the medication container once you remove the outer seal.

Hypothesis: The alcohol pad helps prevent any infection from occurring when injecting someone
It's impossible to say