TERMIUM Plus®

The Government of Canada’s terminology and linguistic data bank.

GAS ATTACK [5 records]

Record 1 2023-05-16

English

Subject field(s)
  • Anti-pollution Measures
  • Security
  • Environmental Management
DEF

A protective measure that provides protection solely through its presence.

OBS

Examples : soil cover systems, containment barrier systems designed to protect groundwater from migrating chemicals, barrier systems designed to prevent migration of gas towards housing, and coating systems for concrete to protect it against attack by an aggressive chemical.

OBS

passive protective measure: term and definition standardized by the International Organization for Standardization (ISO).

French

Domaine(s)
  • Mesures antipollution
  • Sécurité
  • Gestion environnementale
DEF

Mesure qui assure une protection par le seul fait de sa présence.

OBS

Exemples de mesure de protection passive : les systèmes de couverture du sol, les barrières de confinement destinées à protéger les eaux souterraines des produits chimiques migrants, les barrières destinées à empêcher la migration des gaz vers des habitations, et les systèmes de revêtement du béton destinés à protéger des structures de l'attaque d'un produit chimique agressif.

OBS

mesure de protection passive : terme et définition normalisés par l'Organisation internationale de normalisation (ISO).

Spanish

Save record 1

Record 2 2005-08-16

English

Subject field(s)
  • Fueling Systems (Motor Vehicles)
  • Gas Turbines
CONT

In a typical gas turbine engine, swirl is introduced into the air from the compressor by swirl vanes(typically small airfoils at high angles of attack) in the premixer located upstream of the combustor. Fuel is then injected into this swirling airflow in the premixer so that a swirling, premixed fuel-air mixture enters the combustor.

French

Domaine(s)
  • Alimentation (Véhicules automobiles)
  • Turbines à gaz
DEF

Mouvement tourbillonnaire hélicoïdal des gaz d'admission dans le cylindre d'un moteur, dont l'axe de rotation est parallèle à l'axe du cylindre.

Spanish

Save record 2

Record 3 2003-09-24

English

Subject field(s)
  • Security Devices
  • CBRNE Operations
CONT

The entrance to the dugout would often be draped with a gas curtain to keep out enemy gas. Such protection could work both ways however; a soldier who entered the dug-out in the aftermath of a gas attack could carry the remnants of gas on his boots. The gas curtain would then prevent the gas escaping; it was not uncommon for all men in a dug-out to be gassed while sleeping as the result of gas inadverently brought by a colleague.

French

Domaine(s)
  • Dispositifs de sécurité
  • Opérations CBRNE
DEF

Couverture ou rideau de jute que l'on plaçait à l'entrée des tranchées ou des abris durant la première guerre mondiale.

OBS

Il va sans dire que cela n'offrait pas une très grande protection contre les gaz. À l'époque on ignorait la puissance des gaz et l'on utilisait des moyens de fortune pour se protéger.

Spanish

Campo(s) temático(s)
  • Dispositivos de seguridad
  • Operaciones QBRNE
Save record 3

Record 4 2002-06-04

English

Subject field(s)
  • Weapon Systems
CONT

When the gas jet from a shaped charge breaks through the outer layer of the explosive reactive armour, it will swiftly penetrate this and begin to attack the main armour, but as the explosive layer detonates, it will drive the two sheets of metal apart.

French

Domaine(s)
  • Systèmes d'armes

Spanish

Save record 4

Record 5 1982-03-11

English

Subject field(s)
  • Water Treatment (Water Supply)
  • Chemistry
OBS

The porous medium.(a) Physical properties.... loss by acid attack; obviously a high loss caused by acid attack cannot be tolerated when the water is likely to contain corrosive carbon dioxide gas;...

French

Domaine(s)
  • Traitement des eaux
  • Chimie
OBS

Le milieu poreux. a) Caractéristiques physiques. [...] la perte à l'acide; il est bien évident qu'on ne peut tolérer une perte à l'acide importante quand l'eau est susceptible de contenir du gaz carbonique agressif; [...]

Spanish

Save record 5

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