He removed the crude device and took it to a nearby field to detonate.

Figures for carbon emissions were massaged down by the crude device of excluding incoming international flights from the calculations.

I cannot imagine a narrative tool more blunt than a character who reads aloud from a newspaper, to take one particularly crude device.

The windscreen wiper remains a fairly crude device, but that may change.

The plot was said to involve the use of a relatively crude device for releasing the chemical gases.