Q: Is smoke a collection of airborne solid and liquid particulates and gases emitted when a material undergoes combustion or pyrolysis? ¶
A: Yes, and together with the quantity of air that is entrained or otherwise mixed into the mass.
Q: Are smokes most commonly composed of carbon? ¶
A: Yes, Other particulates may be composed of drops of condensed tar, or solid particles of ash.
Q: Is smoke pulled through a filter paper and the dark spot so formed is compared with a standard? ¶
A: Yes.
Q: Is smoke incompletely burned fuel? ¶
A: Yes, and carbon monoxide is incompletely burned carbon, therefore it has long been assumed that measurement of CO in flue gas will provide a good indication of the levels of smoke.
Q: Is smoke a major modifiable risk factor for lung disease? ¶
A: Yes, and heart disease, and many cancers.
Q: Is smoke an aerosol of solid particles and liquid droplets that are close to the ideal range of sizes for Mie scattering of visible light? ¶
A: Yes.
Q: Is smoke white and cloud-like? ¶
A: Yes.
Q: Is smoke also a component of internal combustion engine exhaust gas? ¶
A: Yes, and particularly diesel exhaust.
Q: Is smoke characteristic of the combustion source? ¶
A: Yes.
Q: Is smoke sometimes used as a flavoring agent? ¶
A: Yes, and preservative for various foodstuffs.
Q: Is smoke the combination of both sidestream and mainstream smoke emissions from a burning tobacco product? ¶
A: Yes.
Q: Is smoke passed through an array of metal tubes which contain suspended wires? ¶
A: Yes.
Q: Is smoke used in rituals where incense? ¶
A: Yes, and sage, or resin is burned to produce a smell for spiritual purposes.