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While a backhoe operator is helping to clear land that will be used for a poultry farm, the equipment opens up a hidden chamber in which old electrical transformers have been buried. The operator knows that transformers contain PCBs. Why should this person warn the owners of the land?
Moths
Insects related to butterflies belonging to the order Lepidoptera, known for their nocturnal habits and in some cases, significance as pollinators or pests.
Narrow Range
Describes a limited spread or scope, often referring to a small diversity or variability within a specific parameter.
Temperatures
A measure of the warmth or coldness of an environment or object, typically expressed in degrees of a specified scale like Celsius or Fahrenheit.
Threatened Species
Refers to species that are vulnerable to endangerment in the near future.
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