Toxic Cloud
Airborne plume of aerosol or liquid gases suspended in air, dust, mist, gases or vapors that contain harmful substances.
Toxic at Any Speed: Indoor Air Pollution Inside Your Car
Heat and Light Trigger Toxic Indoor Air Pollution Inside Automobiles ...
Toxicity: The degree to which a substance or mixture of substances can harm humans or animals. Acute toxicity involves harmful effects in an organism through a single or short-term exposure.
Toxicity Assessment
Characterization of the toxicological properties and effects of a chemical, with special emphasis on establishment of dose-response characteristics.
Source: Terms of the Environment ...
Toxic Materials
Environmental Sciences Fair Projects Home
Global Warming ...
toxicity equivalent (TEQ), Txe
Contribution of a specified component (or components) to the toxicity of a mixture of related substances.
Toxicity-the biological effect of a substance. In this context, toxicity and hazard are used interchangeably.
The Three Rs-Reduce, refine and replace.
Sources Consulted ...
toxic sites - land contaminated with toxic pollution, usually unsuitable for human habitation.
toxic waste - garbage or waste that can injure, poison, or harm living things, and is sometimes life-threatening.
toxification - poisoning.
Toxicity test: The means to determine the toxicity of a chemical or an effluent using living organisms. A toxicity test measures the degree of response of an exposed test organism to a specified chemical or effluent.
Toxics: Listed pollutants recognized by Virginia or EPA as posing a potential risk to health or aquatic life.
Toxicogenomics: The collection, interpretation, and storage of information about gene and protein activity in order to identify toxic substances in the environment, ...
toxic waste: Toxic waste is trash that can harm or kill living things, including people. Often chemicals, it can be also medical waste.
treaty: A treaty is a signed agreement between two or more countries.
Toxicity: The sum adverse effects resulting from exposure to a material, generally through the mouth, skin or respiratory tract.
Toxic Substance (or toxicant)
A substance that can cause death, disease, behavioural abnormalities, cancer, genetic mutations, physiological or reproductive malfunctions, or physical deformities in any organism or its offspring.
Toxic substance: any chemical product applied on the surface of or incorporated into any structural or decorative material, or any other chemical, biologic, or physical agent in the home environment or its immediate surroundings, ...
toxicant A harmful substance or agent that may injure an exposed organism.
toxic chemical Any chemical listed as "Toxic Chemicals Subject to Section 313 of the Emergency Planning and Community Right-to-Know Act of 1986." ...
Toxic: Harmful to living organisms.
Transnational corporation: A corporation that is not based in any one country but may maintain corporate offices in several countries.
Toxicity - The amount of a poisonous substance that exists in a given material. Toxins can be naturally occurring or man-made, and often are linked to water.
V ...
Toxic water pollutants Compounds that are not naturally found in water at the given concentrations and that cause death, disease, or birth defects in organisms that ingest or absorb them.
Toxic chemicals - Chemicals that can have toxic effects on the public or environment above listed quantities.
Toxicological profile
An ATSDR document that examines, summarizes, and interprets information about a hazardous substance to determine harmful levels of exposure and associated health effects.
Toxic Chemical - Any chemical listed in EPA rules as "Toxic Chemicals Subject to Section 313 of the Emergency Planning and Community Right-to-Know Act of 1986." ...
toxic: harmful to living beings.
tragedy of the commons: a situation in which the rational pursuit of individual self-interest leads to an outcome that is bad for all.
Toxic: Of, affected by, or caused by a toxin; to cause a poisonous reaction.
Toxic Release Inventory (TRI)
Database of toxic releases in the United States compiled from Superfund Amendments and Reauthorization Act of 1986 (SARA) Title III Section 313 reports.(1) ...
Toxicity Characteristic Leaching Procedure (TCLP)
A federal test for the Toxicity Characteristic (TC).
Toxic Air Contaminant (TAC): An air pollutant, identified in regulation by the ARB, which may cause or contribute to an increase in deaths or in serious illness, or which may pose a present or potential hazard to human health.
Toxic means having the characteristic of causing death or damage to humans, animals, or plants; poisonous.
Toxic substances (or toxin) are those chemicals or other substances that can cause damage to the health of living organisms.
toxic release inventory (TRI) : A database of annual toxic releases from certain manufacturers compiled from EPCRA Section 313 reports.
toxicity. The quality or degree of being poisonous or harmful
to plant, animal or human life.
toxicity assessment Characterization of the toxicological ...
toxic (TOX-ick). A substance which is poisonous to an organism.
toxic pollutants. Materials contaminating the environment that cause death, disease. birth defects in organisms that ingest or absorb them.
Toxic Pollutants
Materials that cause death, disease, or birth defects in organisms that ingest or absorb them. The quantities and exposures necessary to cause these effects can vary widely.
Toxic Substance ...
Genotoxic: Damaging to DNA; pertaining to agents known to damage DNA.
Geographic Information System (GIS): A computer system designed for storing, manipulating, analyzing, and displaying data in a geographic context.
Non-toxic: Something that is not toxic or poisonous.
One Percent for the Planet: An organization consisting of businesses that pledge to give at least 1% of their total annual revenues to charities and organizations that help the natural ...
Non-toxic cleaners: Cleaning products that contain no toxic chemicals like chlorine, ammonia, butyl cellosolve and hydrochloric acid.
Oral Toxicity
Ability of a pesticide to cause injury when ingested.
Organic ...
Acute Toxicity
The ability of a substance to cause poisonous effects resulting in severe biological harm or death soon after a single exposure or dose, usually within 24 hours.
O oral toxicity
Definition (english only)
Adverse effects resulting from taking a substance into the body by mouth.
Toxic Cloud
An airborne mass of gases, vapors, fumes, or aerosols of toxic materials.
Volatile
Any substance which evaporates quickly. ...
Toxic: Poisonous, carcinogenic, or otherwise harmful to life.
Turbidity: A measure of material, usually fine sediments, suspended in water; determined by passing light through a water sample.
Toxicity testing: Performing controlled testing in the laboratory (in in vitro assays and in animal models) to determine the toxicity of a compound or drug to an organism at various concentrations. Is performed before testing in humans begins.
Toxicity A U.S. EPA hazardous waste characteristic defined with a rigorous test procedure, the TCLP (for Toxicity Characteristic Leaching Procedure). In the procedure, a waste is extracted for 24 hours with an acetic acid solution.
Cyanides
toxic inorganic chemical compounds containing cyanide (-CN) groups and classed as special waste ...
Should we use toxic pesticides on food at all?
If we do use them, should we err on the side of caution when approving pesticides for use?
Cadmium is a toxic heavy metal used primarily in electroplating and in nickel-cadmium batteries. It is also produced from zinc and lead mining and smelting.
Acute Exposure A single exposure via oral, dermal or inhalation to a toxic substance that may result in harm or death.
Site inspection A Department of Health visit to a site to evaluate the likelihood of human exposure to toxic chemicals, and to do an exposure assessment. See "Exposure assessment.
Long-term, low-level exposure to a toxic chemical.
circle of influence. The circular outer edge of a depression produced in the water table by the pumping of water from a well. Also see cone of influence and cone of depression.
circuit.
chlorofluorocarbons A family of inert nontoxic and easily liquified chemicals used in refrigeration, air conditioning, packaging, and insulation or as solvents or aerosol propellants.
Immune response A response mounted by an animal in which specific antibodies (vertebrates only) and/or cytotoxic cells are produced against invading microorganisms, parasites, transplanted tissue, ...
Unfortunately, they are highly toxic to fish and birds. Further they concentrate in the food chain. A beluga whale accumulates so much PCB from eating PCB-contaminated fish, its corpse must be treated as toxic waste.
tolerance levels the concentrations of toxic elements that, if exceeded, will cause stress, lowered resistance to disease, and other environmental hazards, and will eventually result in the death of the affected organism(s).
Mercury - Mercury is a toxic heavy metal released into the atmosphere, most significantly, ...
CONTAMINATED LAND Contaminated land is land that is polluted or poisoned by toxic or hazardous substances. Land can be contaminated in different ways.
Polychlorinated Biphenyls (PCBs): A group of toxic chemicals used for a variety of purposes including electrical applications, carbonless copy paper, adhesives, hydraulic fluids, microscope immersion oils and caulking compounds.
One of the most phytotoxic and wide spread air pollutants is ozone (O3). Ozone is formed by a series of reactions involving oxygen, hydrocarbons, nitrous oxides and sunlight.
Disposal- Final placement or destruction of toxic, radioactive, or other wastes; surplus or banned pesticides or other chemicals; polluted soils; and drums containing hazardous materials from removal actions or accidental releases.
The term 'health hazard' includes chemicals which are carcinogens, toxic or highly toxic agents, reproductive toxins, irritants, corrosives, sensitizers, hepatotoxins (liver damage), nephrotoxins (kidney damage), neurotoxins (nervous system damage), ...
These are forms of diffuse pollution caused by sediment, nutrients, organic and toxic substances originating from land use activities which are carried to lakes and streams by surface runoff.
Carbon monoxide - a colourless, odourless and highly toxic gas commonly created during combustion.
Carbon neutral - a company, person or action either not producing any carbon emissions or if it does have been offsett elsewhere.
 See also: Environment, Waste, Water, Environmental, Air
|
