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100

Spoiled

Food that is no longer good to eat because it has started to go bad. Example: The milk is spoiled; it smells sour.

100

The process of breaking down or rotting over time, usually caused by bacteria or fungi.

Decay

100

How long food stays safe to eat.

Shelf life

200

Rotten

Food that is very spoiled, usually soft, smelly, and breaking apart.
Example: The apple is rotten; it’s brown and mushy.

200

A taste often associated with spoiled milk or dairy products.

Sour

200

Pathogen

Germ that makes people sick.

300

Decay

The process of breaking down or rotting over time, usually caused by bacteria or fungi.
Example: Leaves decay on the ground in the fall

300

When a fuzzy growth, usually green or white, appears on food like cheese or fruit.

Moldy

300

Food breaking down or rotting

Decomposition

400

Moldy

When a fuzzy growth, usually green or white, appears on food like cheese or fruit.

400

Food that is very spoiled, usually soft, smelly, and breaking apart.

Rotten

400

Preservation

Keeping food fresh longer.

500

Sour 

A taste often associated with spoiled milk or dairy products.

500

Food that is no longer good to eat because it has started to go bad.

Spoiled

500

A type of desiccation from being kept in a freezer for too long, resulting in dryness and discoloration.

Freezer burn

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