And they eat them up, which means that, combined with the fact that the cladding doesn't last very long, you can only run one of these reactors for roughly, say, 18 months without refueling it.
Los consumen, lo que significa que, además de que el revestimiento no dura mucho tiempo, pueden usarse esos reactores más o menos durante unos 18 meses sin reabastecerse de combustible.