He scrubbed the audio.

The surgeon was on call and scrubbed in.

Now, as we breathe, we produce carbon dioxide, and that carbon dioxide needs to be scrubbed out of the system.

And for two years, I struggled with the dilemma of waking up at 4 30 am on a Friday morning, driving to the prison, getting down, gloved and scrubbed, ready to receive the body of an executed prisoner, remove the organs and then transport these organs to the recipient hospital and then graft the gift of life to a recipient the same afternoon.