Mike, I wrote this to you earlier, but it was during the time that your e-mail was out. See below (message and article):
Dan On Mon, Jan 25, 2010 at 9:50 AM, Dan Nave <bhangcha...@gmail.com> wrote: > Mike, > > I wonder if you have considered Chlorine Dioxide to control the mold > in your house. Read the article below. > A slow release CL02 system can be bought, and consists, I believe, of > sodium chlorite powder mixed with bentonite clay in a porous bag. > Moisture in the environment causes release of small quantities of > chlorine dioxide which kills the mold spores. I would assume one > could figure out how to make them. This is similar to the MMS > (Miracle Mineral Supplement) touted by Jim Humble. > > Dan > > http://cool.conservation-us.org/byorg/abbey/an/an26/an26-6/an26-618.html > > Volume 26, Number 6 > Oct 2003 > > Chlorine Dioxide: A Treatment for Mold in Libraries > By Kristina L. Southwell > > Mold has been recognized as a serious threat to the safety and > longevity of library materials for many years. Its ability to weaken, > discolor, and destroy books and other paper items is well known. > Although most librarians and archivists are aware of mold's negative > effects on collections, many do not have first hand experience in > dealing with an active mold bloom until mold is unexpectedly > discovered in their library's stacks. In 1991, employees at the > University of Oklahoma Libraries received a quick course in mold > abatement, when mold was found growing in a book stack area.1 > > The mold bloom, initiated by a combination of roof leaks and > malfunctioning air handling systems, occurred in the oldest portion of > the building. The book stacks in this area house older, > Dewey-classified books on steel shelving. Low ceilings, narrow aisles > and heavy doors that close off the decks from the other more > frequently used areas of the library create an environment that often > has less than adequate airflow. The lack of good air circulation > combined with the accidental added moisture and heat produced a > climate well-suited for mold growth. > > As with any situation in which a mold bloom occurs, attention was > first given to stabilizing the temperature and humidity by repairing > the roof leaks and the air handling system. When these factors were > brought under control, library workers began using a thymol solution > to wipe mold from the books. When concerns arose about possible > carcinogenic effects of thymol. The treatment was halted and a > microbiologist was consulted for advice on an alternative chemical > treatment. Library administrators chose chlorine dioxide for its > effectiveness as a sporicide, and for its safety level for library > employees and patrons. > > Chlorine dioxide is commonly used as a biocidal agent in water > treatment applications, paper manufacturing, and many branches of the > food processing industry.2 It can be used in both aqueous and gaseous > forms, and has recently gained notoriety as the agent used to combat > anthrax in the Hart Senate Building on Capital Hill, and U.S. postal > facilities in New Jersey and Washington, D.C. Because of its history > of use by various industries, statistical data on chlorine dioxide's > safety is available from the U.S. Environmental Protection Agency, and > the U.S. Occupational Safety and Health Agency.3 > > Several methods of using ClO2 were tried in the next few years, but > finally (for a particularly hard-to-treat area in a closed > collection), self-activating packets of chlorine dioxide, marketed > under the name Aseptrol."4 > > The small packets contain powder that reacts with humidity in the air > to release chlorine dioxide in gaseous form. A total of six packets > were hung with wire ties between the bookshelves, in a closed area > that measures about 12,000 square feet. This approach stopped the mold > bloom, and no subsequent infestations have been found in this area. > > As a result of the success of chlorine dioxide in these areas, the > University Libraries continue to use chlorine dioxide packets to > control mold growth in emergency situations, as well as areas that > require regular treatment due to fluctuating temperature and humidity > levels. In the spring of 2003, a steam pipe burst under the branch > library that houses architecture materials, creating an ideal hot and > humid environment for a mold bloom. Chlorine dioxide packets were > immediately hung after the steam pipe was repaired, and to date no > mold growth has been detected. > > The University Libraries also have found that chlorine dioxide packets > are particularly well suited for controlling mold growth in special > collections areas, which often consist of small, enclosed storage > areas that do not receive much traffic from library employees or > patrons. The self-activating chlorine dioxide packets can be hung and > left to work without requiring constant monitoring by library staff. > The regular presence of mold eradication chemicals in areas with > unstable environments or a past history of mold infestation provides > an added level of security for susceptible collections. > > As a follow-up study, in 2000 the University Libraries conducted a > test on the library materials that were treated with chlorine dioxide > in the 1991 mold outbreak in the decks. This test was designed to > determine whether any unintended negative effects resulted from the > books' exposure to chlorine dioxide. The tests focused specifically on > paper acidity by measuring the pH levels of the paper in books that > had been wiped and fogged with chlorine dioxide, and compared them to > similar books that had no exposure to chlorine dioxide. The tests were > conducted using a microcomputer pH meter with a flat sensor electrode > attachment. The meter allowed for direct measurement of paper pH, > expressed in numeric values, and had an added temperature electrode > that compensated for fluctuations in temperature during the testing > process. A group of 250 books that had been exposed to chlorine > dioxide were compared to a similar group that received no chlorine > dioxide treatment. The results were satisfactory, showing that the > treated group's average pH registered at 5.22, and the untreated > group's average pH was 5.31. An independent means test was performed > on the pH statistics, which showed that no significant difference in > pH levels (T-value=0.943) existed between the paper of treated and > untreated books. > > Many libraries with mold problems may find that proper temperature and > humidity controls and non-chemical techniques (such as book vacuuming > with HEPA-filtered machines) work just fine to control a moderate > outbreak. However, those who find that standard treatments are not > enough to stop mold growth can consider chlorine dioxide as an > alternate solution. > > [Recently, OU Libraries have come to suspect that the level of the > active chemical, ClO2, has been lessened in their most recent > shipments of the packets. Individual results using this method could > therefore vary. Abbey Publications will continue to stay up-to-date on > chlorine dioxide research. -Ed.] > > Notes: > 1. Pat Weaver-Meyers, Wilbur A. Stolt, and Barbara Kowaleski's > "Controlling Mold on Library Materials with Chlorine Dioxide: An > Eight-Year Case Study," The Journal of Academic Librarianship 24 > (1998): 455-458. > > 2. Simpson, G.D., R.F. Miller, G.D. Laxton, W.R. Clements. "A Focus on > Chlorine Dioxide: The 'Ideal' Biocide." Online, Chlorine Dioxide Water > Treatment Resource Center. Available: > http://www.clo2.com/reading/waste/corrosion.html (accessed May 12, > 2003). > > 3. Toxicological Review of Chlorine Dioxide and Chlorite, U.S. > Environmental Protection Agency (Washington, D.C.). Available: > http://www.epa.gov/iris (accessed May 12, 2003): the most current > statistics from OSHA are available at > http://www.osha-slc.gov/SLTC/healthguidelines/chlorinedioxide/recognition.html > (accessed May 12, 2003). > > 4. These packets can be obtained from most boating supply stores, > which refer to them as "mildew control bags" for use on boats and boat > houses. > > Kristina L. Southwell is Assistant Professor of > Bibliography/Manuscripts Librarian at the University of Oklahoma > Libraries, Western History Collections. She can be contacted at > klsouthw...@ou.edu. > Reprinted with permission from Archival Products News 10 (3) > (www.archival.com). > > > On Mon, Jan 25, 2010 at 6:22 AM, <martsmai...@aol.com> wrote: >> >> ultra sensitive,This is what can happen to your body after massive >> exposure,you become ultra sensitive. >> > -- The Silver List is a moderated forum for discussing Colloidal Silver. Instructions for unsubscribing are posted at: http://silverlist.org To post, address your message to: silver-list@eskimo.com Address Off-Topic messages to: silver-off-topic-l...@eskimo.com The Silver List and Off Topic List archives are currently down... List maintainer: Mike Devour <mdev...@eskimo.com>
