Glass tumblers

This document establishes the technical specifications and test methods for glass drinking vessels intended for general consumer use. It defines the essential performance criteria that such articles must meet to ensure safety and durability during normal handling. The content outlines procedures for evaluating physical and mechanical properties, including resistance to thermal shock and impact strength. Furthermore, it details the requirements for labeling and packaging to provide clear information to end users regarding product handling and maintenance. The text covers material composition guidelines and dimensional tolerances to guarantee consistency in manufacturing processes. Adherence to these guidelines helps maintain uniformity across the industry and supports quality control measures for producers. The document serves as a comprehensive reference for manufacturers and inspectors to verify that products comply with the defined parameters. It provides a structured approach to assessing the suitability of glass containers for their intended purpose without making assumptions about specific brand applications or market positioning.