The mass fraction of sodium chloride in the solution was determined to be 0.15.

The archaeologists discovered that the island was once part of a much larger land mass that connected it to the mainland.

We attended midnight mass last night, and the choir's carols were beautiful.

Faced with an imminent invasion, the king ordered a levy in mass to bolster the army.

At dawn, the villagers gathered for the morrow-mass before setting out on their journeys.

Under the microscope, the biologist pointed to the mulberry mass and explained its role in early embryonic development.

The doctor reluctantly prescribed a blue mass to treat the patient's constipation, despite its mercury content.

Astronomers used the new data to refine the galaxy mass function and better understand structure formation.

The factory mass-produces smartphones to meet global demand.

Local manufacturers are mass-producing face masks to meet sudden demand.