Sentence examples for halon from inspiring English sources
noun
A hydrocarbon in which one or more hydrogen atoms have been replaced by halogens
Mr. Beard said the building was equipped with a fire-suppression system that sprayed halon gas into the stacks to drive oxygen out, extinguishing the fire.
What's more, over the last two decades many countries have phased out one of the most effective extinguishers because it uses the ozone-depleting chemical halon.
They encountered "thick smoke" and were unable to put out the fire with a portable Halon extinguisher.
Hasn't the Board of Education heard of water-sprinklers or Halon systems for fire suppression?
A Fire Department spokesman, L. Frank Gribbon, said that a preliminary application to change the fire suppression system from a Halon gas system to the carbon dioxide system, which displaces oxygen in closed spaces, had been filed in 1976 but never followed up, and that the department had not found any records indicating approval of the current system.
A few days earlier, investigators had called seeking the origin of a tank of Halon, used on airplanes and in buildings as a fire suppressant, that they found in the wreckage at the Pentagon; was it from the Boeing 767 that hit the building, or from the Pentagon itself?
The Montreal Protocol of in 1987 aimed to protect the ozone layer by reducing production of substances responsible for depleting it, such as chlorine and bromine, found in chlorofluorocarbons and halons.
You need a lot of water to put out a sizable blaze, and the chemicals used in fire extinguishers can be toxic (halons, the most effective chemical fire suppressant, create holes in the ozone layer).
Every country in the world is a party to the Protocol, and it has successfully phased out or is in the process of phasing out several key classes of chemicals, including chlorofluorocarbons (CFCs), hydrochlorofluorocarbons (HCFCs), and halons.
The Renew is also free of polyvinyl chloride, asbestos, chlorofluorocarbons and halons.
