'casings' is a correct and usable word in written English.
You can use it to refer to the outer covering of something, such as a sausage or a bullet. For example, you could say "The butcher put the sausages in their casings and sent them off to be frozen."
The trenches were littered with the detritus of war – bullet casings, scraps of uniform and empty food tins.
Bullet casings are scattered at the entrances of villages that have long been quiet.
Rigid casings will make the antenna more solid and rubber ones will allow it to stretch like an elastic band.
Antonio Cambanda, for example, is being paid by a group called the Halo Trust to clear a minefield near the village of Santo Antonio in Angola.He has no metal detector, but it would not be much use anyway, since the ground is scattered with bullet casings.
The National Ballistics Intelligence Service, which tracks guns through bullets and shell casings, reckons that the total number of illegal firearms in the country is no more than 30,000-40,000, and the number in active use is far lower.
Although the helium coolant presents fewer corrosion problems than supercritical water, creating core materials and fuel casings that can withstand the high temperatures involved is a daunting task.
Friends noticed, too, his fascination with terma, tiny texts in shell-like casings that were buried and dug up again to speak wisdom to later generations, and drew joking parallels with Joseph Smith's discovery of the Mormon golden tablets.The porcelain cupAmid the extraordinary complexity of his chosen subject, Mr Smith kept a childlike simplicity.
An example is Viscofan, a Pamplona-based producer of man-made casings for sausages and other meat products.
Memory chips, motherboards, disk drives, fans, connectors, casings: each component has its own neighbourhood of booths.
When burned at low temperature, the brominated flame retardants used in circuit boards and casings create additional toxins, including hologenated dioxins and furans some of the most toxic substances known.
Workers put the finished boards in plastic casings.
