How to Hide Secret Notes
Make invisible lemon-juice ink., Write your note., Disguise your note., Pass your note.
Step-by-Step Guide
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Step 1: Make invisible lemon-juice ink.
Fresh lemon juice goes onto paper clear, but turns dark when heated due to oxidation.Squeeze about half a lemon into a bowl and add a few drops of water.
This will be your ink. -
Step 2: Write your note.
This is easiest done with a paintbrush or a small cotton pad like a Q-tip.
Be careful not to use so much ink that it splashes or soaks the paper, as this will make your note impossible to read. , Since passing a blank piece of paper would be suspicious, you'll need to hide your note in plain sight.
Write an innocuous message on the piece of paper, preferably in a colored ink that will contrast from the dark brown that your message will appear in. , If your note is intercepted, never fear.
It is disguised and the true message will be hidden from prying eyes.
The intended recipient can hold the note close to a light bulb or hair dryer for warmth.
This will cause the message to appear. -
Step 3: Disguise your note.
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Step 4: Pass your note.
Detailed Guide
Fresh lemon juice goes onto paper clear, but turns dark when heated due to oxidation.Squeeze about half a lemon into a bowl and add a few drops of water.
This will be your ink.
This is easiest done with a paintbrush or a small cotton pad like a Q-tip.
Be careful not to use so much ink that it splashes or soaks the paper, as this will make your note impossible to read. , Since passing a blank piece of paper would be suspicious, you'll need to hide your note in plain sight.
Write an innocuous message on the piece of paper, preferably in a colored ink that will contrast from the dark brown that your message will appear in. , If your note is intercepted, never fear.
It is disguised and the true message will be hidden from prying eyes.
The intended recipient can hold the note close to a light bulb or hair dryer for warmth.
This will cause the message to appear.
About the Author
Willie Miller
With a background in education and learning, Willie Miller brings 10 years of hands-on experience to every article. Willie believes in making complex topics accessible to everyone.
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