[pianotech] mouse contamination from the dark side

Douglas Gregg classicpianodoc at gmail.com
Sat Jul 28 16:36:30 MDT 2012


Please, lets lay this issue to rest. Viruses don't jump or fly or live
very long outside of a cell. I know, I worked with exotic animal
viruses for 30 year and was even in the Biologic Safety Officer at
Plum Island Animal Disease Center for a year of that career. Please
read the following from the CDC. This should be sufficient.

	How long can hantavirus remain infectious in the environment?
	The length of time hantaviruses can remain infectious in the
environment is variable and depends on environmental conditions, such
as temperature and humidity, whether the virus is indoors or outdoors
or exposed to the sun, and even on the rodent’s diet (which would
affect the chemistry of its urine). Viability for 2 or 3 days has been
shown at normal room temperature. Exposure to sunlight will decrease
the time of viability, and freezing temperatures will actually
increase the time that the virus remains viable. Since the survival of
infectious virus is measured in terms of hours or days, only active
infestations of infected rodents result in conditions that are likely
to lead to human hantavirus infection.


Information Courtesy of U.S. Centers for Disease Control and Prevention (CDC)

If no mice were recently present, forget the HAZMAT suits.  For my
use, I clean dirty pianos with or without mouse droppings with
Scrubbing Bubbles Bathroom cleaner. It is a reasonably good
disinfectant and more important is a good wetting agent that prevents
dust from being stirred up in the air and breathed in. Once wet, the
dirt and debris can be safely mopped up with rags or paper towels.
Rubber gloves are recommended. The Scrubbing Bubbles clean very well
and do not leave a strong odor like some cleaner. It is safe for all
surfaces on pianos except leather and hammers. I even use it on string
felt with no problem. It will clean ALL hard surfaces. I have not had
any remaining mouse odor after using this product.

 If you do have a really strong odor, use Ultra Odor Gone and it takes
odors away permanently. It comes as a gel in a cottage cheese-like
container. Just put it in the bottom of an upright piano and the odors
will be gone in a few days. That includes smoke odors after a fire.



Douglas Gregg DVM. PhD
Veterinary Pathologist
Classic Piano Doc
Southold, NY


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