1. Containers that are completely sealed to prevent air, moisture, or contaminants from entering or escaping
The laboratory uses hermetically sealed containers to preserve chemical samples.
O laboratório usa recipientes hermeticamente selados para preservar amostras químicas.
2. Airtight vessels designed to maintain the integrity of contents over extended periods
Food products are often stored in hermetically sealed containers to extend shelf life.
Produtos alimentares são frequentemente armazenados em recipientes hermeticamente selados para prolongar a vida útil.