The muted color palette. The stressful, constant wall of sounds — buzzing, humming, traffic, planes. The extreme wide shots used during dialogue sequences. The almost imperceptible zooms.
And a handful of “vertigo” zooms — e.g. when she drinks her milk, the foreground and background get pushed further away from Carol. The camera begins to dissociate her from the environment.
And another vertigo zoom occurs when she attends the first seminar and watches a TV presentation about environmental illness. *Within* the recorded…