But you can use a swab or cloth to clean the outer part of the ear.
VOA: special.2010.03.31
If you cannot find anything clean, use your hand.
VOA: special.2009.08.11
"We say,find more American energy and use less--energy that is as clean as possible, as reliable as possible, and at as low a cost as possible.
VOA: standard.2009.04.25
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