In fact, in chemical accidents, hydrogen sulfide is known to — if you breathe too much of it, you collapse to the ground, you appear dead, but if you were brought out into room air, you can be reanimated without harm, if they do that quickly.
De hecho, en accidentes químicos, la reacción al ácido sulfhídrico es... si uno aspira mucho, se desplomaría en el piso y parecería estar muerto. Pero uno podría ser reanimado sin daño alguno si lo sacaran rápidamente a respirar aire.