Hazardous Substance The term “Hazardous Substance” shall mean any hazardous or toxic substances, materials or wastes, or pollutants or contaminants as defined, listed or regulated by any Environmental Law or by common law decision including, without limitation, chlorinated solvents; petroleum products or by products; asbestos; and polychlorinated biphenyl.
Hazardous Substances The words "Hazardous Substances" mean materials that, because of their quantity, concentration or physical, chemical or infectious characteristics, may cause or pose a present or potential hazard to human health or the environment when improperly used, treated, stored, disposed of, generated, manufactured, transported or otherwise handled. The words "Hazardous Substances" are used in their very broadest sense and include without limitation any and all hazardous or toxic substances, materials or waste as defined by or listed under the Environmental Laws. The term "Hazardous Substances" also includes, without limitation, petroleum and petroleum by-products or any fraction thereof and asbestos.
Hazardous Waste The term “Hazardous Substances,” as used in this Lease shall mean pollutants, contaminants, toxic or hazardous wastes, or any other substances, the use and/or the removal of which is required or the use of which is restricted, prohibited or penalized by any “Environmental Law,” which term shall mean any federal, state or local law, ordinance or other statute of a governmental or quasi-governmental authority relating to the pollution or protection of the environment. Tenant hereby agrees that (i) no activity will be conducted on the Premises that will produce any Hazardous Substances; (ii) the Premises will not be used in any manner for the storage of any Hazardous Substances; (iii) no portion of the Premises will be used as a landfill or a dump; (iv) Tenant will not install any underground tanks of any type; (v) Tenant will not allow any surface of subsurface conditions to exist or come into existence that constitute, or with the passage of time may constitute a public or private nuisance; (vi) Tenant will not permit any hazardous Substances to be brought onto the Premises, and if so brought thereon, then the same shall be immediately removed with proper disposal, and all required clean-up procedures shall be diligently undertaken pursuant to all Environmental Laws. Landlord or Landlord’s representative shall have the right but not the obligation to enter the Premises upon reasonable notice except in case of an emergency for the purpose of ensuring compliance with all Environmental Laws. If Tenant so contaminates the Premises, then Tenant shall promptly and diligently institute proper and thorough clean-up procedures at Tenant’s sole cost, and Tenant hereby indemnifies and holds Landlord harmless from and against all claims, demands, actions, liabilities, costs, expenses, damages and obligations of any nature arising from or as a result of Tenant’s failure to comply with this Paragraph 48. The foregoing indemnification and the responsibilities of Tenant shall survive the expiration or earlier termination of this Lease.
Hazardous Materials Tenant shall not keep on the Premises any item of a dangerous, flammable or explosive character that might unreasonably increase the danger of fire or explosion on the Premises or that might be considered hazardous or extra hazardous by any responsible insurance company.