How Milk Powder is Made | Modern Milk Powder Processing Plant

The video offers a behind-the-scenes look at how milk powder is produced in a modern processing plant. It takes viewers through the entire process, from raw milk arrival to the final product. The process includes rigorous testing, pasteurization, evaporation, and spray drying, ensuring a safe and shelf-stable product. The video also highlights the versatility of milk powder and its global reach, being used in a variety of products and exported worldwide.

Vocabulary List (CEFR Level B2)

Word	Definition	Example Sentence
Evaporation	The process of turning liquid into vapour by heating	The evaporation of the milk occurs in a vacuum chamber to preserve its nutritional value.
Pasteurization	A process of heating to destroy harmful bacteria	All raw milk must undergo pasteurization to ensure it is safe for consumption.
Homogenization	Breaking down fat globules to create a consistent mixture	Homogenization of the milk ensures a smooth, even texture throughout the powder.
Spray drying	A technique to dry a liquid by spraying it into a hot gas	Spray drying is an efficient method to transform liquid milk into a dry powder.
Soluble	Capable of being dissolved in a liquid	Milk powder is soluble in water, making it easy to use and versatile.
Viscosity	A measure of how thick or thin a fluid is	The viscosity of the milk changes as it goes through the evaporation process.
Chamber	An enclosed space or compartment	The spray-drying process takes place within a specialized chamber.
Globule	A small, spherical droplet	Fat exists in milk as tiny globules suspended in the liquid.
Vacuum	A space from which air or gas has been removed	A vacuum chamber is used to remove water from the milk without damaging its proteins.
Protein	Nutrient essential for growth and repair	Milk is a good source of protein, containing all the essential amino acids.

Key Points

• Milk powder production involves multiple stages, including testing, pasteurization, evaporation, and spray drying.
• The process ensures the milk is safe, shelf-stable, and has a long shelf life.
• Milk powder is versatile and used in a range of products, from infant formula to baked goods.
• Strict quality control measures are in place to maintain consistency and product standards.
• The final product is exported worldwide, reaching consumers globally.

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Quiz

1. What is the main purpose of pasteurization?
   a) To improve the taste
   b) To destroy harmful bacteria
   c) To change the colour
   d) To increase viscosity
2. Which of the following best describes homogenization?
   a) A process to remove water
   b) Breaking down fat globules
   c) Heating the milk
   d) Drying the milk into a powder
3. What is a key benefit of milk powder?
   a) It must be refrigerated
   b) It is easy to transport
   c) It needs no further processing
   d) It has a short shelf life
4. What is the final product exported worldwide?
   a) Raw milk
   b) Liquid milk
   c) Milk powder
   d) None of the above
5. Which process turns the milk into a vapour?
   a) Homogenization
   b) Evaporation
   c) Spray drying
   d) Pasteurization

Answer Key

1. b) To destroy harmful bacteria
2. b) Breaking down fat globules
3. b) It is easy to transport
4. c) Milk powder
5. b) Evaporation

Grammar Point: Gerunds and Infinitives

Explanation

Gerunds and infinitives are both verb forms that can function as nouns in a sentence. A gerund is a verb that ends in “ing” and functions as a noun, often denoting an ongoing action or state of being. An infinitive is the base form of a verb preceded by “to” and can be used as a noun, adjective, or adverb. Gerunds and infinitives can be subjects, direct objects, or subjects of prepositions in a sentence.

Exercise

1. The video explains ___ and ___ milk powder.
2. One step involves ___ the milk to remove bacteria.
3. The process includes ___, ___, and ___ the liquid.
4. Milk powder is useful for ___ and ___.
5. The video is interesting ___ and ___ about milk powder.

Answer Key

1. making, to make
2. pasteurizing
3. homogenizing, evaporating, drying
4. baking, drinking
5. informative, educating