What "Dirty Jobs" 5-th episode about
Mike goes to Washington state and helps build a house out of cob, which is basically a combination of sand, clay, and straw.
He then heads to California and works alongside Dave the bee man to get rid of some bees infesting a church.
Finally, Mike goes back to Washington and helps clean out the old oil from a deep fryer at a Mexican restaurant. The oil is then recycled into bio-diesel fuel.
Episode number: 5
Episode name: "Bio-Diesel Man"
Episode release date: 26 october 2005 at 01:00
Status: aired