There are stacks of bottled water, and an irrigation system on the opposite side of the food line: it’s part of the compost and waste disposal system set up by a group called Mobile Design Lab.

Save for the immortal line "I always knew you were a bender", m Night Shyamalan's opulently awful kiddie-comic fantasy adventure has already disappeared into the cultural waste disposal.

A drain line should be attached to the relief valve to channel any potential discharge to a safe place of disposal.