Milk powder

High school (ages 12+)
Food & Cooking

Name:

Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/milk-powder

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. What is the scientific principle?Reduction of water activity (aw) to inhibit microbial growth and spoilage
2. What is the primary drying method?Spray drying, utilizing hot air to evaporate moisture from atomized milk droplets

Water Activity (aw): A measure of the unbound water available in a food product for microbial growth and chemical reactions.
Atomization: The process of converting a liquid into a fine spray of droplets.
Pasteurization: A heat treatment process used to kill harmful microorganisms in food and beverages.
Oxidation: A chemical reaction that can degrade fats and vitamins, leading to off-flavors and reduced nutritional value.