Question

Why did Bruno drink the engine oil?​

Answer 1

$\huge\textrm{Answer:}$

⏩One day, Bruno went to the library of the narrator and by chance consumed barium carbonate, a kind of poison that had been kept to kill the rats.

⏩The poison soon showed its effect and Bruno suffered an attack of paralysis.

⏩However, he managed to reach the narrator's wife who at once informed her husband.