The old radio's speaker failed after a carbon resistor burned out, so I replaced it with a modern equivalent.

The chemist carefully synthesized carbon tetraiodide in the fume hood to study its crystalline structure.

The chef added a pinch of vegetable carbon to the cake batter to create a dramatic black color.

The chemist measured the concentration of hydrogen carbonate in the seawater sample.

In stars of more than eight solar masses that have exhausted their helium supply, carbon burning converts carbon into neon, sodium, magnesium, and other elements, driving the star toward later fusion stages.

The welder adjusted the carbon arc to maintain a stable bead along the seam.

Early chemists described atmospheric carbon anhydride as a waste product of combustion.

The lab technician carefully sealed the vial containing carbon bisulfide to prevent any hazardous vapors from escaping.

Scientists continue to study carbon-based organisms to understand the biochemical limits of life.

Some Victorian chemists wrote about industrial emissions of carbonic anhydride with alarm.