It is expected that such books will be available for sale next year.
French publishing house Super Terrain presented a reissue of the novel by Ray Bradbury “Fahrenheit 451” — the text on the pages of the book can only appear when they are heated strongly. The development of the publication was handled by Charles Nypels laboratory specialists from the Dutch Academy of Jan van Eyck.
In a short video, published in the Charles Nypels instagram, you can see how you can read a book with a cigarette lighter. But, notes Gizmodo, the authors of the spectacular video did not specify how safe it is to use open fire.