They kept everything in a jar. Everything. Cereal? In a jar. Money and credit cards? Pocket-Jar. Dirty laundry? Large jar. They even kept some of their smaller jars in jars.
Madness string 98354
To be a Necron is to be unutterably and incurably insane until the end of time, or, more likely, to be nothing at all, a machine that, only now and then, remembers how to regret.