The bathroom facilities consist of two toilet stalls, one of them adjoining a squat toilet that doubles as a shower stall.

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Instead of being flat, the glass is slightly wavy (somewhat like the glass a shower stall), which more effectively focuses the light on the underlying solar cells.

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Each bathroom has a privacy screen that can be drawn across the glass wall that separates the bathroom from the sleeping area, along with a shower stall, tub, and TV.

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The team conducted a series of experiments in which known quantities of five such chemicals were mixed with water and passed through a dishwasher, a washing machine, a shower head inside a shower stall or a tap in a bath, all inside a specially designed chamber.

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To enter the lab room, physicists shower in a nearby stall and put on a change of clothing, untouched by the outside world and its cosmic rays.

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Each tent has a fireplace, oversize bathtub (behind a wooden screen) and glass-encased shower stall.

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