Toxicological trivia from April 08, 2016: The image we use in this trivia was to illustrate the following news:a) Toxic cloud in Buenos Aires dissipated faster than the doubts that were floating;b) Clouds of smoke invaded Singapore, for fires in neighboring Indonesia to open plantations;c) Both previous assertions are correct.

Correct answer: a. Read more in Spanish: La nube tóxica en Buenos Aires se disipó más rápido que las dudas que quedaron flotando