This prevented "Asphyxiating, Poisonous, or other Gasses or Bacteriological Methods of Warfare" being used. Methyl nitrite is a toxic asphyxiating gas, a potent cyanotic agent. Malcolm tries to commit suicide by asphyxiating himself in his car through carbon monoxide poisoning. Historically, the domestic canary was used as an early warning against any asphyxiating gases. It is also associated with Asphyxiating thoracic dysplasia. The figure then kills The Weeknd by asphyxiating him with a plastic bag. Asphyxiating and passionate as a last hug before saying goodbye"". The asphyxiating sound has been augmented with the inclusion of longer, heavier sludge influenced moments. Unable to locate Quaid, Cohaagen shuts down the ventilation, slowly asphyxiating its citizens. In particular, an asphyxiating person is seldom able to call for help.