any of several portable apparatus for emergency use against fire, appliance designed to put out a fire when it is in the incipient stage. Types in common use are: extinguishers that expel water or a dilute chemical solution like soda acid, foam extinguishers, those , a portable or wheeled apparatus for putting out small fires by ejecting fire extinguishing agents that may consist of water alone, water and chemicals ... or chemicals alone ...., algava tulekahju kustutamise seade