Cigars of the Pharaoh: Part 1 - S1-E6
Other mistake: Tintin finds cigar crates. On one of the crates is a shadow of a shoe-shaped item. There is nothing there that could make that particular shadow. (00:07:25)
Cigars of the Pharaoh: Part 1 - S1-E6
Other mistake: The detectives run away from a goat that chases after them. If you watch their movements and the goat's movements, you will see the goat isn't running in the direction they are running in just after they jump over a sand hill. (00:15:25)
Cigars of the Pharaoh: Part 1 - S1-E6
Other mistake: In the Cigars of the Pharaoh episodes, Doctor Sarcophagus has a hat that has a reflection on it. However, no matter what position the hat is in, the reflection always stays in the same place throughout the two episodes.
Chosen answer: It is a pill that makes alcohol taste disgusting.