contaminate, taint, pollute, defile mean to make impure or unclean. contaminate implies intrusion of or contact with dirt or foulness from an outside source. water contaminated by industrial wastes taint stresses the loss of purity or cleanliness that follows contamination.

What does contamination mean?

the act of contaminating, or of making something impure or unsuitable by contact with something unclean, bad, etc. the act of contaminating, or of rendering something harmful or unusable by the addition of radioactive material: the contamination of food following a nuclear attack.

What is contamination in simple words?

Contamination is the presence of a constituent, impurity, or some other undesirable element that spoils, corrupts, infects, makes unfit, or makes inferior a material, physical body, natural environment, workplace, etc.

What are some examples of contaminate?

The definition of contaminate is to infect, corrupt or make impure. An example of contaminate is to accidentally place raw chicken on the counter and not clean it up. To make impure or unclean by contact or mixture. To expose to or permeate with radioactivity.

How do you use contaminate in a sentence?

1. They also contaminate clothing, which thus becomes another means of dissemination capable of acting at a distance. ...
2. You need to be exceptionally careful not to contaminate the scene. ...
3. I don't want him to go back and contaminate the whole family.

Contamination | Definition of contamination

What does contaminate mean in sentence?

Definition of Contaminate. to make something dirty, dangerous or less pure. Examples of Contaminate in a sentence. 1. A boil order would be put into effect because an unknown substance had begun to contaminate the local water.

What are the 3 types of cross contamination?

There are three main types of cross contamination: food-to-food, equipment-to-food, and people-to-food. In each type, bacteria are transferred from a contaminated source to uncontaminated food.

What are the five common water contaminants?

• Nitrates. ...
• Arsenic. ...
• Microorganisms, Bacteria, and Viruses. ...
• Aluminum. ...
• Fluoride. ...
• What Can Be Done About Contaminants in Tap Water? ...
• Frequently Asked Questions.

How do we contaminate the environment?

The source

Most contaminants enter the environment from industrial and commercial facilities; oil and chemical spills; non-point sources such as roads, parking lots, and storm drains; and wastewater treatment plants and sewage systems.

What are the 4 types of contamination?

This article has broken down the four main types of food contamination: chemical, microbial, physical, and allergenic. It has also highlighted a number of different scenarios that could cause the contamination of a food product and numerous ways of preventing it from occurring.

What is the difference between irradiation and contamination?

The key difference between radioactive contamination and irradiation is that radioactive contamination occurs when there is direct contact with radioactive substances, whereas irradiation occurs when there is indirect exposure to radioactive substances.

What is the difference between contaminant and contamination?

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. ... The past tense of contaminate is contaminated.

What are the causes of contamination?

• biological hazards (microorganisms) including bacteria, fungi, yeasts, mould and viruses.
• chemical hazards. including cleaning chemicals or foods with naturally occurring toxins, such as green potatoes.
• physical hazards.

Why is contamination a hazard?

A hazardous contaminant is any hazardous substance whose presence in an environment is undesirable and poses a risk to workers in that environment. When an environment becomes contaminated with a hazardous substance, the environment itself becomes hazardous due to the presence of the contaminant.

What is the full meaning of contaminated?

1 : to soil, stain, or infect by contact or association The wound was contaminated by bacteria. 2 : to make unfit for use by adding something harmful or unpleasant The water is contaminated with chemicals. contaminate. transitive verb.

What are the five contaminants?

Examples of chemical contaminants include nitrogen, bleach, salts, pesticides, metals, toxins produced by bacteria, and human or animal drugs. Biological contaminants are organisms in water. They are also referred to as microbes or microbiological contaminants.

What is the most common water contaminant?

The most common drinking water contaminants are microorganisms, nitrate, and arsenic. Water quality monitoring has improved over the past five years. Bacteria, viruses, and protozoa (such as Giardia lamblia and Cryptosporidium) are drinking water contaminants that can rapidly cause widespread and serious illnesses.

What are the two main types of contaminants in water?

Surface water and groundwater dissolve many chemical substances as they flow to the ocean. These can include salt and toxic chemicals (toxins).

Which type of contamination escalates gets bigger when food is left out too long?

If that food is "perishable"—meaning a food that should be refrigerated to prevent bacteria from multiplying at room temperature—then a foodborne illness is possible if the food is "temperature abused." When contaminated food is left out more than two hours at room temperature, Staph aureus begins to grow and will ...

What is a cross connection in food safety?

Let's begin by defining “cross-connection.” A cross-connection is a point in a plumbing system where the potable supply may come in contact with a potential source of contamination. Cross-connections may result in backflow that causes the contaminants to enter the pure water supply under certain conditions.

What is the biggest cause of foodborne illness?

Campylobacter is a species of bacteria that is one of the most common causes of foodborne illness in the US.

What is a correct pronunciation?

Pronunciation is the way in which a word or a language is spoken. This may refer to generally agreed-upon sequences of sounds used in speaking a given word or language in a specific dialect ("correct pronunciation") or simply the way a particular individual speaks a word or language.