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natp natp is offline
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Default Need to Have My Air Ducts Cleaned

wrote:

I once read (in my 1969 World Book Encyclopedia when I was in grammar school
- so discount this appropriately) they used small furry animals to clean
ducts. THe animal running around cleans the ducts with their fur. It depends
what is in the ducts because sometimes you end up releasing stuff that is
better off left alone.


Fermilab used a ferret to clean metal burrs out of a beamline:
http://history.fnal.gov/felicia.html