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Introduction

When food has spoiled it is usually noticeable to your senses of smell and sight. Spoilage is when food has taken on an undesirable color, odor, or texture. Eating spoiled food can result in food poisoning, which can cause vomiting, nausea, and more severe symptoms. There are two main causes of natural food spoilage: microscopic organisms and chemical changes.

1. Introduction
2. Attack of the microbes
3. The leftover that became a home
4. Slowing spoilage
5. All by themselves
6. Experiment 1 - Preservatives: How do different substances affect the growth of mold?
7. Experiment 2 - Spoiled Milk: How do different temperatures of liquid affect its rate of spoilage?
8. Design Your Own Experiment