Heavy metals

Heavy metals

Metallic elements with high atomic weights; (e.g. mercury, chromium, cadmium, arsenic, and lead); can damage living things at low concentrations and tend to accumulate in the food chain.

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Part of Speech: noun
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Blossary:
Industry/Domain: Agricultural chemicals
Category: Pesticides
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Related terms

heavy metal

Natural environment; Coral reefs

A metal having a specific gravity of 5.0 or greater. Heavy metals are generally toxic to organisms in relatively low concentrations, and tend to accumulate in the food web. ...

heavy metal

Music; General music

Rock style that gained popularity in the 1970s, characterized by simple, repetitive ideas and loud, distorted instrumental solos.

heavy metals

Archaeology; Evolution

Metals with a high relative atomic mass, such as lead, copper, zinc, and mercury. Many of them are toxic.

heavy metal

Music; General music

Rock style that gained popularity in the 1970s, characterized by simple, repetitive ideas and loud, distorted instrumental solos.

heavy metal

Engineering; Electronic engineering

A metal having a specific gravity of 5.0 or higher. Examples: iron (7.85 to 7.88), lead (11.3), nickel (8.6 to 8.9), mercury (13.6), platinum (21.4).

heavy metals

Energy; Energy trade

Metallic elements with atomic numbers equal to or higher than uranium, used as a collective term to provide interdependence of the exact chemical form.

benchmark response (BMR)

Agricultural chemicals; Pesticides

A designated level or percent of response relative to the control level of response used in calculating a BMD.

best management practices (BMP)

Agricultural chemicals; Pesticides

Procedures or controls other than effluent limitations to prevent or reduce pollution of surface water (includes runoff control, spill prevention, and operating procedures).

BMD10

Agricultural chemicals; Pesticides

Benchmark Dose associated with a 10% response adjusted for background. For example, these BMD(10) values are doses expected to produce a 10% reduction in brain cholinesterase ...

comparative effect level (CEL)

Agricultural chemicals; Pesticides

Dose by which potency of chemicals may be compared; e.g. the dose causing a maximum of 15% cholinesterase inhibition.

confidential business information (CBI)

Agricultural chemicals; Pesticides

Information that contains trade secrets, commercial or financial information, or other information that has been claimed as confidential by the submitter.