This collection of documents encompasses a wide range of topics related to the concept of shelf life in various contexts, including pharmaceuticals, food safety, and horticulture. Content highlights the principles affecting the stability and longevity of drugs, the impact of packaging and storage conditions on the shelf life of fruits and vegetables, and the practices for maintaining quality in commercial flowers. Key factors such as temperature, moisture, and formulation techniques are discussed, offering insights into best practices for preserving product integrity over time.