foreign substance

He speaks about opportunities like it’s some sort of unreachable foreign substance instead of owning up to the truth — that it’s his job to create those opportunities for his players.

Because EVs can be produced with materials largely found in a patient's own cells, the body is less likely to treat the particles as a foreign substance.

A common cause of death for people with late-stage Alzheimer’s is aspiration pneumonia, an infection in the lungs triggered by food or other foreign substance that goes down the windpipe instead of the esophagus.

“What’s illegal is the act of a pitcher using a foreign substance on a baseball. … To ask the court to throw out this case after all the litigation and on the eve of trial based solely on these word games is inappropriate.”

“What’s illegal is the act of a pitcher using a foreign substance on a baseball. … To ask the court to throw out this case after all the litigation and on the eve of trial based solely on these word games is inappropriate.”