The word contaminate is a verb and contaminant is its noun form. “Contaminate” means to make (something) dangerous, dirty, or impure by adding something harmful or undesirable to it. In other words it means to pollute something.

Are pollutants and contaminants the same?

“Pollutants” carries the connotation of the potential to cause harm, whereas contaminants are not by definition harmful. Contamination is just the presence of a substance where it should not be or at concentrations above background.

Are contaminants?

Contaminants are defined as “substances (i.e. chemical elements and compounds) or groups of substances that are toxic, persistent and liable to bioaccumulate, and other substances or groups of substances which give rise to an equivalent level of concern”.

What is the verb form of contamination?

verb (used with object), con·tam·i·nat·ed, con·tam·i·nat·ing. to make impure or unsuitable by contact or mixture with something unclean, bad, etc.: to contaminate a lake with sewage. to render harmful or unusable by adding radioactive material to: to contaminate a laboratory.

What is the meaning of the contaminants?

English Language Learners Definition of contaminant

: something that makes a place or a substance (such as water, air, or food) no longer suitable for use : something that contaminates a place or substance. See the full definition for contaminant in the English Language Learners Dictionary.

Control of Contamination

What are examples of contaminants?

Chemical contamination. Examples: vapor, gasses, moisture, molecules. Biological contamination. Examples: fungus, bacteria, virus.

How do you use contaminant in a sentence?

Contaminant sentence example

Next was a large bin full of powder which would be sprinkled on the suit to dry up any chemical contaminant . A slight nudge, a power surge, or a contaminant introduced into the drive may cause the head to touch the platter.

What is the sentence of contaminated?

Contaminated sentence example. All the cities along the Mississippi River had been marked as contaminated to some extent. Both the air and the water in their neighbourhood were contaminated thereby.

What is the adjective for contamination?

DEFINITIONS1. made dirty, polluted, or poisonous by the addition of a chemical, waste, or infection. contaminated food/water/blood.

What is the noun for contaminate?

contamination. The act or process of contaminating; pollution; defilement; taint; also, that which contaminates. (linguistics) A process whereby words with related meanings come to have similar sounds.

What are contaminants short answer?

A contaminant is any potentially undesirable substance (physical, chemical or biological). It usually refers to the introduction of harmful human-made substances. ... Contaminants may be found in soil, plants, air, water, sea animals, land animals, and birds.

What is the meaning of contaminant and contamination?

contaminant means any biological or chemical agent, foreign matter, or other substances that may compromise food safety or suitability. ... contamination means the introduction or occurrence of a contaminant in food.

What are pollutants called?

Under the Clean Air Act, the National Ambient Air Quality Standards (NAAQS) are developed by the Environmental Protection Agency (EPA) for six common air pollutants, also called "criteria pollutants": particulates; smog and ground-level ozone; carbon monoxide; sulfur oxides; nitrogen oxides; and lead.

What are the two main types of contaminants in water?

• Physical contaminants primarily impact the physical appearance or other physical properties of water.
• Chemical contaminants are elements or compounds.
• Biological contaminants are organisms in water.

What is a synonym for contaminant?

• contamination.
• impurity.
• poison.
• pollutant.
• toxin.
• adulterant.
• foreign matter.

What is another word for contamination?

In this page you can discover 38 synonyms, antonyms, idiomatic expressions, and related words for contamination, like: pollution, impurity, rottenness, clean, adulteration, corruption, defilement, contaminant, foulness, spoliation and disease.

What are two synonyms for contaminated?

• corrupt.
• harm.
• infect.
• injure.
• poison.
• pollute.
• taint.
• tarnish.

What is a sentence of contamination?

(1) There is already a high level of environmental contamination. (2) By bathing in unclean water, they expose themselves to contamination. (3) Wash everything thoroughly to avoid contamination with bacteria. (4) Always keep food covered to prevent contamination by flies.

How do you use the word contaminated?

2 Drinking water supplies are believed to have been contaminated. 3 The river was contaminated with waste. 4 Much of the coast has been contaminated by nuclear waste. 5 Children suffering from the illness had bathed in sea water contaminated by sewage.

What is direct contamination?

Direct cross-contamination - allowing raw food that has food poisoning bacteria on it to touch cooked or ready to eat food. ... This is called the route of contamination. Common vehicles of contamination include food-preparation surfaces, chopping and cutting boards, knives and utensils, cloths and hands.

What do you mean by contaminants give example?

A contaminant is something that contaminates a substance such as water or food. [formal] Contaminants found in poultry will also be found in their eggs. We are exposed to an overwhelming number of chemical contaminants every day in our air, water and food.

What is contamination medical term?

[kon-tam″ĭ-na´shun] 1. the soiling or making inferior by contact or mixture, as by introduction of organisms into a wound.

What is a biological contaminant?

Biological contaminants include bacteria, viruses, animal dander and cat saliva, house dust, mites, cockroaches, and pollen. There are many sources of these pollutants. ... Standing water, water-damaged materials or wet surfaces also serve as a breeding ground for molds, mildews, bacteria and insects.

What are the three types of contaminants?

Here are the three types of contaminants: Biological: Examples include bacteria, viruses, parasites, fungi, and toxins from plants, mushrooms, and seafood. Physical: Examples include foreign objects such as dirt, broken glass, metal staples, and bones. Chemical: Examples include cleaners, sanitizers, and polishes.