"I would be a little more concerned about food and water, since there's no telling how long we would be down there,"  Sam pointed out.  "Of course, the advance payment we've been given should allow us to purchase plenty in the way of supplies."<br/><br/>Regular torches were also extremely cheap, as she recalled, but she decided not to mention that particular fact.  An 'everburning object' sounded like a slightly better lighting option, since it didn't seem like the kind of item that would need frequent replacement.  It also sounded more than a little expensive, though if they could get one for free...