Page 68 - Expotime10_11_2017

Discussed in the web Discussed in the web

This time: Household cleaning Hi,

questions from Museum-L Can you share the formula, the ratio of isopropanol and
deionized water?

Thank you
Hi everyone,
Janet R. Johnyon | Curator
Has anyone found a glass cleaner that does not leave http://twipa.blogspot.com
streaks on exhibit cases? My coworkers and I used a gen-
eral household glass cleaner on the glass in some of our
exhibit cases and it left terrible streaks. Any suggestions Rachel,
are most welcome.
Here are three links to methods that are similar for
Thanks! cleaning glass windows or whatever glass or mirror sur-
Rachel Lovelace-Portal faces you may want to clean.
Curator of Collections, Deadwood History, Inc
rachel@deadwoodhistory.com We've used the first one, This Old House one, particular-
(605) 722-4800 ly for years both inside and out with great success. They
are much better than most commercial and residential
Hi, glass cleaners.

I have found Windex to be effective for the glass cases in https://www.thisoldhouse.com/how-to/how-to-clean-
the museum I have served as an interpreter in. windows-pro
http://www.topcleaningsecrets.com/house/how-to-
johnjcross1987@GMAIL.COM clean-glass-and-mirrors.html
http://homeguides.sfgate.com/wash-windows-
Hi, streaks-45062.html

For years we used a few drops of Dawn dishwashing soap Good Luck,
in distilled water, safe for Plexiglas, cleans good, no
streaks. However it doesn't do much to reduce static Ralph Skip Rhodes
buildup. Principal/Creative Director
RHODESWORKS LTD
Sparkle is a brand of cleaner that does not contain am- 1701 S. Prospect Ave.
monia so It's probably safe to use on Plexiglas, and does Champaign, IL 61820
help eliminate static electricity issues common to acryl- P. 217.398.4572
ic cases. F. 217.398.4555
rrhodes@rhodesworksltd.com
If you have glass, just use Dawn and water. www.rhodesworksltd.com

Curtis Morris
Shiloh Museum At the Alaska State museum and the Southeast Alaska
Heritage Institute, we use Sprayway's "world's best glass
cleaners." It is ammonia free as well so more friendly to
Rachel, objects as well. It can typically be found in grocery
stores or hardware stores.
Gretchen Anderson, Conservator at the Carnegie Muse-
um of Natural History, and teacher of our Keeping His- Best of luck,
toric Houses & Museums Clean course suggests cleaning
glass and plexi with isopropanol and deionized water. Jeffrey Thole
Use a microfiber cloth and use the liquid sparingly spray- Thole Exhibits And Mounts
ing it on the cloth, not on the glass.
Hi Rachel,
Brad Bredehoft
CEO Museum Study, LLC Here at Washington County Museum (west side of Port-
www.MuseumStudy.com land, Oregon), we just polish the acrylic case covers with
a nice clean fleece cloth. No need for cleaners or streak
leaving checmicals, just a little arm strength and they

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EXPOTIME!, issue October / November 2017