DnT- Processing Definitions Flashcards Preview

Grade 9 November Exams > DnT- Processing Definitions > Flashcards

Flashcards in DnT- Processing Definitions Deck (15):
1

Processing

Changes of raw materials into a manufactured product

2

Waste products

A material that is produced during processing that isn't useful or required

3

By-products

A secondary product that is produced as a side-effect of a manufacturing process

4

Pasteurize

To sterilize milk or wine by heating it

5

Additives

Substances that are added to food during processing to improve or preserve it

6

Preserve

To keep food or materials in good condition

7

Synthetic

Something made by a chemical process to imitate a natural product

8

Fortification

The addition of essential nutrients to food to correct the shortage

9

Enrichment

The addition of vitamins and minerals that were lost during processing

10

Physical protection

To cover but not change a metal

11

Chemical protection

To change a metal with combining with it

12

Electroplating

A process in which a protective covering from one metal is applied to another metal using a chemical process

13

Galvanizing

A process in which a metal, usually iron or steel, is dipped into hot, molten zinc.

14

Raw material

Any material in its natural state

15

Corrosion

Deterioration of a metal by chemical action

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