(1) Use a shop vacuum to remove all remaining dirt from the cracks to be filled.

(2) In the old days of classical mechanics the idea of a vacuum was simple.

(3) The chamber was then put into a vacuum overnight to remove any remaining trace of organic solvent.

(4) The vacuum created by his death 24 years back still remains unfilled.

(5) A political vacuum must be avoided at all costs.

(6) The old lamps burned in groups of nine or ten, whilst the new were in pairs and instead of burning in the air the carbon was in a chamber in which there was a partial vacuum .

(7) The apparently spontaneous nature of the uprising has created a political vacuum which may be hard to fill.

(8) A vacuum, which is not spatial, that is, a vacuum which does not even contain space, does not exist, and has never existed!

(9) He conceived of the Void as a vacuum , an infinite space in which moved an infinite number of atoms that made up Being.

(10) The vacuum triggers dark energy to materialize into matter and radiation in another Big Bang, refreshing the cycle of expansion.

(11) Use the wand attachment on a vacuum to remove all dust.

(12) He suggested that in the first split second after the beginning, the vacuum of the Universe existed in a highly energetic state, as allowed by the quantum rules, but unstable.

(13) After venting to release the vacuum , he removed the detector flange.

(14) The resulting vacuum of leadership left space for new peace leaders.

(15) There will not be a security vacuum in that area at any time.

(16) He is already looking ahead to other ideas to fill the vacuum which was created in Ripon when it lost 800 students and an estimated u00d4u00f6u00bcu251cu25514.5m a year from the city's economy.

(17) Dangers in the lunar environment include radiation, extreme temperatures, and the vacuum of space.

(18) A jet engine requires oxygen from the atmosphere for combustion, and so cannot operate in the vacuum of space.

(19) Sand slowly so you don't go through the veneer and vacuum frequently to remove dust.

(20) Studying the plasma, scientists could expose the fundamental nature of matter and the vacuum that permeates the cosmos.