a son and daughter, both grown, and three grandchildren.

Dunnaway doesn't know what he will do after retirement. He has taken up the hobby of flying radio-controlled airplanes. He also likes garden tractor-pulling and has two of them to drive in competitions.

"I've won a couple of trophies. It's kind of fun," he said.

Dunnaway even leaves the door open to working part time as a law enforcement officer.

"There are things I've seen in this job that were bad, and they'll always be with me the rest of my life, but as far as liking the job, I've been the luckiest person in the world.on a periodic basis.
In yet another aspect of the invention, a method of proportion metering first and second fluids output from first and second pumps to achieve a predetermined mix ratio is provided. The method comprises repeatedly pumping the first and second fluids in discrete batches through simultaneous operation of the first and second pumps, the ratio of the volumes of the first and second fluids in each batch equaling the predetermined mix ratio.
In another aspect of the invention, a method of controlling first and second pumps that output first and second fluids, respectively, in order to blend the first and second fluids in a selected mix ratio is provided. The method comprises simultaneously operating the first and second pumps over a series of repeating proportioning cycles to