Visitor rating
Looks at the microscopic world that lives in the home, such as dust mites, bacteria, etc.
Knowledge Unlimited, Inc., PO Box 52, Madison, WI 53704, Phone: (608)836-6660, Toll-free: 800-356-2303, Fax: (608)831-1570, Email: ku-mail@ku.com, URL: http://www.knowledgeunlimited.com, Remarks: Toll-free fax: 800-618-1570.
Available on VHS
Running time 50 minutes.
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