| 摘要 |
A method and apparatus for gauging the levels of pH in the interiors of articles such as diapers, incontinence garments, pads, catamenial products, bedding, and would dressings are disclosed. This method and apparatus include sensing devices and relay systems for displaying the pH on the outside of the articles that provide visual and/or audible warnings that toxic levels are approaching and that it is time to remove and replace the article.
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