A simple video guide to filling an inkjet printer with invisible ink! This is great for fun stuff like April fools day pranks or even for more serious stuff like improving your security for printed documents.
You need:
Empty inkjet printer cartridge and 4 invisible ink pens with UV light
First,prepare your cartridge to receive the invisible ink
Now it's time to make invisible ink inkjetprinter
You can print all you want with yellow only (because now it's the invisible ink). For me, I scan all my precious documents and reprint with invisible ink:
Your precious document is invisible. Just take UV light to reveal
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