Answer / s

Based on the presence of flammable material
like hydrogen,acytelene,benzene.

If one or more flammable materials present ,it is hazardous
area.otherwise ,it is non-hazardous area.

Answer / nvr

Hazardous Area Classified based on following specified
criteria.

1) Characteristics of material ( Like Toxic, flammable).
2) presence of Material surrounding the atm.
3) Risk Rating.

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