Season 5 Episodes20
Cast2
Rupert Degas
Robert Llewellyn
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6.5
Halogen Light Bulbs, Mufflers, Locks
6.5/10 · 11 votesMar 18, 200822 min
Ranked #20 of 20 in Season 5•−0.8 vs season avg
Manufacturing halogen light bulbs; car mufflers; creating unique lock and key sets.
Seasons17
Episode Summary
"Halogen Light Bulbs, Mufflers, Locks" is episode 12 of How Do They Do It? season 5. It scored 6.5/10 from 11 votes, ranking #20 of 20 episodes this season (season average 7.3). It aired on March 18, 2008.