swabber

The master, the swabber, the boatswain, and I,

The gunner, and his mate,

Lov'd Mall, Meg, and Marian, and Margery,

But none of us car'd for Kate: […]

Meaningless filler code that shouldn't interact with a person's DNA. […] He pulls a pen-size swabber from his pocket, chrome finished with a needle point on one end, and a pad for swabbing on the other.