How to Make Invisible Ink

Tutorial how to make invisible ink using lemon juice.

You will need:

A Lemon

A spoon (for stirring) - Did not use it in this tutorial

A cup to hold lemon juice

A small bottom (contain some water)

A cotton bud

Piece of paper

Cut the lemon and squeeze the juice into a container

Add few drop of waters and mix

I strip of cotton off to have finer writing

Give it sometime for ink to dry

I use the matches, lightly behind the writting

The letter will be reveal by heat source

Thanks for follow my tutorial
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