Clean cups and glasses should ideally be stored in a cupboard or on a shelf to protect them from contamination. Safety precautions must be taken when handling glassware, such as using gloves and cleaning up broken glass properly. Storing sugar cubes in a dish of water on a table is not recommended due to potential moisture absorption.
Clean, sanitized, and dry cups and glasses should be stored in an area where they are protected from contamination. The best options for storage are in a cupboard or on a shelf in such a way that prevents dust and other contaminants from collecting on them. They should also be placed upside down to prevent any debris from getting inside. Storing them in a dishwasher or a drawer is not advisable for clean items, as these places could introduce moisture or contaminants.
When handling items that need to remain clean and sanitized, such as glassware in a laboratory, it's crucial to use appropriate safety measures. For instance, use gloves, goggles, or safety aprons when handling chemicals or heat, and clean up broken glass with proper tools rather than using bare hands. This approach to storing and handling glassware ensures a safe and hygienic environment.
Considering the scenarios in questions 1-3, it is not recommended to store sugar cubes in a bowl placed in a dish of water on a table without protection. The sugar would likely absorb moisture from the environment, which could lead to contamination or degradation of the sugar cubes.