Biogas factory in a bottle


Half fill a glass bottle with water

Add

2 tablespoons of sugar

1 tablespoon of brewer’s yeast,

Cover with your hand and shake it!

Stretch a balloon over the neck of the bottle

After a few minutes…the balloon will blow up!

Why? Your balloon is filled up with biogas

This is a simple experiment but do not attempt it without an adult.

Link

https://bb4k.fvaweb.eu/en/index.html

Topics covered

Climate change, bioeconomy, sustainability, CO2 reduction;

Relevance

Promoting sustainable activities and hobbies, learning by doing.