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Industry Reference Guide
Rigid Packaging Glossary
Your A–Z guide to the language of bottles, jars, caps, closures, packaging materials, barrier technologies, manufacturing, quality, freight, and the companies that bring products to market.
Whether you're new to packaging or looking up an unfamiliar industry term, this guide makes technical language easier to understand.
How to Use the Glossary
Search for a term, abbreviation, or phrase. You can also choose a topic, select a letter, and open any definition. Links to related Bottle School lessons are included where appropriate.
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Important:
Definitions are educational summaries,
not substitutes for engineering drawings,
current specifications, regulatory guidance,
supplier confirmation, or application testing.
Exact terminology may vary by manufacturer,
region, or packaging application.
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