Experiment 1

AMMONIA FROM COW’S MILK

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What do you need?

- fresh whole milk with 3.5% fat
- 100 ml glass beaker
- teaspoon
- baking soda

Step 1

Fill the beaker about half full (ca. 50 ml) with milk

Step 2

Add a teaspoon of baking soda

Step 3

And stir well

Step 4

Waft the odor towards you that now results.  Is it familiar to you?  It’s ammonia