The old alchemist observed oxid forming on the iron as he heated it.

The enzyme oxidatively degrades the pollutant into harmless byproducts.

The research team measured the electrical conductivity of various ytterbium oxides under high pressure.

The museum's geologist explained how iron oxides create the red hues in the canyon walls.

The reactor's fuel assembly contained mixed oxide pellets designed to reduce plutonium stockpiles.

The factory recalled several batches after tests detected pentabromodiphenyl oxide in the insulation material.

During the experiment, a small amount of mesityl oxide was collected in the condenser, its high volatility and distinct peppermint odor making it easy to identify.

The factory installed additional scrubbers after a minor leak of propylene oxide was detected.

Many household cleaners contain amine oxides that help dissolve grease and stabilize foam.

The lab technician carefully labeled the vial containing cadmium oxide before storing it in the chemical cabinet.