Hand pulling safety pin from red fire extinguisher.
Palabras clave
extinguisher,
fire,
emergency,
safety,
system,
alarm,
watercourse,
fire hydrant,
firefighter,
control,
pressure,
gauge,
sprinkler,
red,
industrial,
equipment,
security,
panel,
pump,
fighting,
protection,
industry,
background,
technology,
extinguish,
office,
extinguisher,
connection,
valva,
warning,
measurement,
prevention,
danger,
pipeline,
professional,
hazard,
precaution,
person,
checking,
construction,
prevent,
holding,
alert,
service,
smoke
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