Aigrette
... that Aigrette, the first diesel-engine submarine to be launched, had a hydrogen leak and explosion in its battery?
... that <b id="mwBu4"><a href="./French_submarine_Aigrette" id="mwBu8" rel="mw:WikiLink" title="French submarine Aigrette"><i id="mwBvA">Aigrette</i></a></b>, the first diesel-engine submarine to be launched, had a hydrogen leak and explosion in its battery?