Bicarbonato di sodio

Learn how to inflate a balloon with simple ingredients you can find at home.Thanks to this method, you can fill plastic balloons with carbon dioxide produced by the ingredients reacting with each other.There's no trace of helium, so they won't fly.

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If you have bits of sticky gunk in your bong, it's time to give it a good clean.Like people, bongs need a wash every now and then!

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Do you want to write down your password so that no one can see it or maybe you want to send a secret message to someone?Knowing how to write a message with invisible ink will give you the feeling of being a secret agent.

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