bulla

People who have emphysema also are likely to develop heart problems, a collapsed lung and large empty spaces or “bullae” in the lungs.

They included cuneiform tablets, ancient cylinder seals and clay seal impressions known as bullae.

The store sold everyday goods and featured a large brick oven that was used to make its famous bulla cakes, flavorful flat pastries made with flour, ginger and molasses.

They included 4,000-year-old cuneiform tablets, slivers of papyrus, cylinder seals and clay bullae — all relics from ancient Mesopotamia that showcased some of the earliest forms of written communication.

In ancient times, a seal stamp, or bulla, was used to authenticate documents or items.