Dec 9, 2025 · The Toxics Release Inventory (TRI) is a resource for learning about toxic chemical releases and pollution prevention activities reported by industrial and federal facilities.

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The meaning of TRI- is three : having three elements or parts. How to use tri- in a sentence.

Tri- is a numerical prefix meaning three. Tri or TRI may also refer to:

tri- in American English combining form a combining form meaning “three,” used in the formation of compound words triacid

Occurring at intervals of three: trimonthly. b. Occurring three times during: triweekly. [Middle English, from Latin and Greek; see trei- in Indo-European roots.] American Heritage® Dictionary of the …

Nov 5, 2025 · TRI, or Toxic Release Inventory Reporting, falls under the federal Emergency Planning and Community Right-to-Know Act (EPCRA), and it's all about what chemicals (and how much of …

According to the EPA, the Toxics Release Inventory, or TRI, “tracks the management of certain toxic chemicals that may pose a threat to human health and the environment.” The release of these …

Dec 24, 2025 · tri- (chemistry) Used in combination with a known element name (e.g. 'tri-silicon', 'tri-lead') to designate an unknown element that would reside three periods lower than the known …

Jan 23, 2026 · Each year, certain industrial facilities submit Toxics Release Inventory (TRI) data to EPA. The data are due by July 1 and cover waste management activities that occurred during the previous …