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Bebco EPS > HazLoc Tutorial> Hazardous Area Classifications - Groups
    Hazardous Area Classifications-Groups
 
Groups are used to define substances by rating their explosive or ignitable nature, in relation to other known substances.

TYPICAL CLASS I SUBSTANCES
Group A - Acetylene
Group B - Hydrogen or > 30% Hydrogen by Volume
Group C - Ethyl Ether & Ethylene
Group D - Acetone, Ammonia, Benzene & Gasoline

TYPICAL CLASS II SUBSTANCES
Group E - Aluminum, Magnesium & Alloys
Group F - Carbon, Coke & Coal
Group G - Flour, Grain, Wood, Plastic & Chemicals

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