ECO Depot - Hazardous Chemical Storage

"The ECO depot is only licensed to store drums of chemicals classified as EPA hazard type 1, type 2, or type 3."

Normalization (verb isolation)
  verb: "licensed to store" = stores
  The ECO depot stores drums.
   
Normalizations (hidden verb, singular subject)
  prep: "drums of chemicals" = contain
  Drums contain hazardous chemicals.
  A (hazardous chemical storage) drum contains a hazardous chemical.
   
Normalization (verb isolation)
  verb: "chemicals classified" = classifies
  The EPA classifies hazardous chemicals with EPA hazard types.
   
Equivalence (nominalization)
  verb: "licensed to store" = storage license
  The EPA issues a storage license to a storage facility.
   
Implications
  An EPA hazard type describes a hazardous chemical.
  EPA hazard types = type 1, type 2, type 3.
  A storage facility stores drums (containing hazardous chemicals).
  A storage license permits storage of specific chemical types.
   
Open Questions
  How often does the EPA renew the licenses? Quarterly? Annually?
  What are the renewal criteria? Physical inspection and certification?
  Does ECO want to store more types of hazardous chemicals?
  How would it qualify? Three years of continuous safety certifications?
  Can a storage license be revoked? What are the consequences?

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