Sure, I use a computer as the essential tool for making my daily bread and butter.

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If I can give just one example, as the manager of a computer department, it was essential that my staff were housed in two separate enclosed areas - one for the data preparation and computer operations staff where noise was inevitable, and the second for the systems and programming staff who needed a quiet environment in which to concentrate and create.

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Polysilicon is an essential ingredient used in the manufacture of computer chips.

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Correct posture is especially essential if you are using a desktop computer.

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Wire-bonders are devices essential to the efficient manufacture of high quality computer chips and other microelectronic devices.

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Republicans insist that government funding is essential for basic science or for big projects like supercolliders, space stations, computer network security, energy programs, and nanotechnology.

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She rightly points out that, in some parts of the world, the first and only "computer" a person may own is a smartphone -- and reaching that audience is essential to Hewlett-Packard's success.

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Flame retardants, which are found in textiles, computer casings, sofa foam and other household items, have been shown to interfere with thyroid hormone, essential for healthy brain development.

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