exterior

Qualifying expenses are energy-efficient exterior doors and windows, solar panels, heat pumps, water heaters, and biomass stoves and boilers.

After their arrival, astronauts mounted the samples on the exterior of the station, exposing them to space for 283 days.

My own report from Dexter was a horror show: massive, insulation-free gaps between interior and exterior walls, revealing chunks of stone and lath that had last seen daylight when James Madison was president.

It’s enclosed by two barriers—a white picket fence on the interior, and the carnivorous thicket on the exterior.

But in the second film, we see "beneath the bubbly, shiny, perfect exterior" and "spend some more time with that darkness," she added.