The conservation team tested the new colour killer before using it to remove stains from the historic fabric.

The scientist studied how colour forces influence the behavior of charged particles.

In quantum chromodynamics, quarks interact by exchanging colour charges carried by gluons.

Many bakers avoid artificial food colourings because they prefer natural alternatives.

The students arranged their colour wheels on the table to compare hues, tints, and shades during the workshop.

She wore a salmon-coloured scarf that brightened the gloomy room.

The abandoned farmhouse was wrapped in a dust-coloured haze that dimmed the late afternoon sun.

Please file the documents in the colour-coded folders on the shelf.

The teacher colour-coded the study materials to help students find topics more easily.

Please colour-code the folders by project to make them easier to find.