This excerpt is set up as a shopify page. Its page handle " test-product-specific-content" is referenced in the tags for any product we want to display the excerpt against.  The tag takes the form: "__tab3: test-product-specific-content".  Detailed instructions are on  https://support.maestrooo.com/article/83-product-adding-different-tabs-per-product
Lorem ipsum dolor sit amet et cetera. Here is a link to the blog article:

 

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