A loud siren blaring as workers quickly gather at a designated safe zone during a refinery evacuation drill.
Palabras clave
loud,
siren,
men at work,
quickly,
puckered,
designated,
safe,
zone,
refinery,
evacuation,
drill,
natural,
resource,
pollution,
industrial,
factory,
consumption,
energy,
environment,
industry,
technology,
electric,
plant,
electricity,
ecology,
gasoline,
fossil