The man looked up without taking his eyes from the glass.
"He most probably used a cup made from glass like everybody else."
She took a drink from a glass on the side table.
He took a long drink of water from his glass.
She took a long drink from her glass after sitting down.
There was a cut on his face that might have come from broken glass.
He drank from his glass and looked across at her.
She took a drink from a tall glass in front of her.
He took a long swallow from the glass in his hand, then another.
The man who'd looked back at me from the glass had been a real cool cat.