A court in Russia ( in Tyumen ) blocked the TNT article in the Russian Minecraftopedia (http://minecraft-ru.gamepedia.com/%D0%A2%D0%9D%D0%A2) because it "describes a way to manufacture a TNT".
Basically this:
Spoiler!


The decision was so idiotic that even the Russian censorship agency RosKomNadzor intervened and asked prosecutor's office to cancel the decision.

Russian article: https://geektimes.ru/post/285466/

People in comments are waiting when Jules Verne' "Mysterious Island" will be banned, having many descriptions of productions of dynamite, gunpowder, etc .

Also remembering that the wiki page for EVE Online, describing how to craft in-game drugs, is already banned. (Russian: https://www.ridus.ru/news/52861.html).