Continuity mistake: A tyre explodes and the remains go all around Tintin. But by the time the earthquake begins, nearly 80% of the burst tyre remains have vanished. (00:05:25)
Continuity mistake: Tintin arrives at the observatory with a green shirt. But by the time he finds the telescope, he suddenly has a yellow shirt. Then as Tintin walks back to the apartment, he has the green shirt again. (00:02:25 - 00:02:55)
Continuity mistake: Tintin has a black and red striped tie as he and Snowy are walking. The tie becomes a black and brown striped tie by the time he returns to the apartment. (00:01:40)
Tintin and the Picaros: Part 2 - S2-E9
Continuity mistake: When Tintin grabs Haddock in the lake, Tintin pulls him up by holding onto his arms. The shot then changes and Tintin is suddenly holding Haddock by the upper waist. (00:26:40)
King Ottokar's Sceptre: Part 2 - S2-E5
Continuity mistake: You'll notice that there are bars in the windows of the place King Ottokar's scepter is held. During the interior shots, the bars are about 10 cm X 8 cm. But in exterior shots, the bars are way bigger. (00:34:45 - 00:35:15)
Chosen answer: It is a pill that makes alcohol taste disgusting.