Meaning of TOXIC in English




a poisonous/toxic gas

Carbon monoxide is the main poisonous gas in car exhaust.

a toxic substance (= harmful to people and the environment )

All toxic substances should be labelled and carefully stored in a safe place.

a toxic/dangerous compound (= containing poisonous or harmful substances )

toxic compounds such as heavy metals

hazardous/toxic waste

the illegal dumping of hazardous waste

toxic emissions (= poisonous )

By the end of the decade we could reduce toxic emissions by half.

toxic pollutants

a dumping ground for toxic pollutants

toxic shock syndrome

toxic waste

a toxic waste dump

toxic/poisonous (= containing poison )

The chemicals that were released were highly toxic.




Liver damage is known to occur when the breakdown product of a chemical is highly toxic .

Heating oil is highly toxic in the short term, but it evaporates quickly, reducing the long-term damage.

Read in studio A man who's accused of dumping highly toxic waste into a river has been remanded on bail.

Police are warning that the chemicals are highly toxic and anyone who comes into contact with them should seek urgent medical attention.

The drugs used are highly toxic and those in charge have to learn the dangers both to themselves and to patients.

Among that sludge were quantities of the heavy metal Cadmium, known to be highly toxic .

But it appears to be highly toxic , especially when vaporised.

High level waste remains active for 250,000 years and is highly toxic to most life forms.


Last year it was decided that even less toxic paints could not be put in the ground.

Other less toxic or benign metals such as calcium, magnesium, and strontium are also efficiently dissolved.

Catalysts convert carbon monoxide into carbon dioxide, which is less toxic , but equally polluting to the environment.

Such regimens reduce the cost of administration and may be less toxic .

It is less effective in treating ulcers than carbenoxolone but it is also less toxic .


The materials available to our grandmothers were either more toxic or less effective.

Levels are 250 times more toxic than the concentration that kills trout.

Only its natural decay product, polonium, is more toxic .

A return to even more toxic chemicals?

However, the initial products of the enzyme reactions are sometimes more toxic than the original chemical.


Beyond the barrier lay some of the most toxic chemicals known, awaiting destruction by fire.

But there was yet another metal involved: aluminum, which could be the most toxic of all.

This is the first time that plutonium, the most toxic substance in the world, has been discovered in scrap metal.

The waste is the most toxic remains of the industrial accident at Seveso in 1976.

Nigel Armstrong, Leeds, Yorkshire I keep reading that plutonium is the most toxic substance in the world.

The dioxins include some of the most toxic by-products ever created by the chemical industry.


In Chapter 8, the author describes a number of tests to monitor both nutrients and potentially toxic species in agricultural soils.

The society argues that the assessment was inaccurate and inadequate, particularly as it made no mention of potentially toxic chemicals.


One week the algae could be clear of toxins and the next week very toxic but no one yet know why.

Blood is very toxic to neurons, which stop working and often die when the blood comes in direct contact with them.

Give any large areas a squirt of zinc chromate primer but beware - it is very toxic and carcinogenic.

A test kit for ammonia is very essential, as it is very toxic .

Warning: Mercury is very toxic and the switch must not be cut open in any circumstances.



Beyond the barrier lay some of the most toxic chemicals known, awaiting destruction by fire.

An initial program may include only the most acutely toxic chemicals .

Numerous instances of the dumping or abandonment of toxic chemicals and other materials have been discovered.

That fancy motherboard that runs your computer is dipped in toxic chemicals .

Army scatter-spray these toxic chemicals from planes.

Entire coastal bays and lagoons along the coast have been fouled by oil spills and the runoff of toxic chemicals .

The cause, it appears, is the ever-increasing burden of toxic chemicals to which we are exposed.

You want some weirdo skulking around the aisles, spraying toxic chemicals all over the place?


The exam-ple that first comes to mind is Superfund, the response to toxic dumps .

The mesquite forests that once lined a river brimming with unique native fish have given way to banks of toxic dumps .


Laws about toxic emissions , like membership of regulatory bodies, have been dictated by industry lobbyists.


We campaigned ferociously to ban the stuff that could kill people in minutes with its toxic fumes .

The other, in 1972, happened when a man was overcome by toxic fumes .

They give off thick black toxic fumes , which often prove to be more lethal than the flames themselves.

Also, you may throw on the fire something that gives off toxic fumes .

There was serious talk of ecological suicide, criminal irresponsibility and the evils of toxic fumes merging with alcoholic ones.

Do not use the stove inside a tent because of the risk of fire and toxic fumes .

Rubbish litters our countryside, toxic fumes are belched into our air and radioactive discharge pollutes our seas.

This apparently disposes of the toxic fumes much more safely.


These pellets should not be used extensively in the domestic market because of the possibility of their producing toxic gases when incompletely burnt.

Our engineers have incorporated a 3-way catalytic converter into an advanced engine design that reduces toxic gases by up to 95%.


It is estimated that lead reaches toxic levels in the blood of 17 percent of urban children under school age.

The concurrent administration of disulfiram may result in toxic levels of these drugs.

Medical advice suggests that they are not yet at toxic levels , which would pose a threat to human health.

This unmanaged data tide is at toxic levels .

Because of the small difference between therapeutic and toxic levels in the serum, accurate measurements of lithium concentrations are essential.

In general, the long-acting barbiturates have higher therapeutic and toxic levels than the shorter-acting barbiturates.


Further, soft coal sometimes contains dangerous concentrations of toxic materials such as arsenic, antimony, and cadmium.

These toxic materials are washed down rivers into lakes and oceans, contributing to freshwater and marine extinctions.


Over the last three years, water pumped from the convention center exceeded state standards for toxic metals on 11 occasions.

They calculate severe leaching of such toxic metals as beryllium, aluminum, mercury, lead, and cadmium.


The city's canals are used as a dumping ground for a range of toxic pollutants .

One capable of reducing by more than 90% the trio of toxic pollutants in exhaust.


We report a fatal case of toxic shock syndrome in a 14 year old girl associated with minor day case dermatological surgery.

Unlike necrotizing fasciitis, the toxic shock caused by strep infection was virtually unheard of 10 years ago.

In 1990, streptococcal toxic shock nearly killed Jessica Esquivel, then 6, of Imperial Beach.

In every mouthful a toxic shock .

Since 1990, Bradley said two children besides Jessica have been admitted to the hospital with severe streptococcal toxic shock .

Twenty four hours after admission toxic shock syndrome was finally diagnosed.

If this is the case then the mystery which originally shrouded toxic shock syndrome has been solved.


New nosodes have also been added to the armamentarium and special remedies prepared from specific antigens and toxic substances .

Well, he claims that her problems are caused by toxic substances she must have eaten as a child.

This is the first time that plutonium, the most toxic substance in the world, has been discovered in scrap metal.

Occupational health laws regulate toxic substances in the work environment.

Be careful with toxic substances and always follow the directions on the bottles with great care.

The toxic substances department must approve it and hammer out a legal agreement with the group before moving forward.

Nigel Armstrong, Leeds, Yorkshire I keep reading that plutonium is the most toxic substance in the world.

Groundand balloon-carried sensors tested the air for toxic substances .


They included the construction of sewage purification plants in 100 coastal cities and the establishment of at least 25 supervised toxic waste depots.

What about the dumping of toxic waste ?

It proposes a two-year ban on exports of toxic waste while the new technologies are being tested.

He feels much of the opposition is based on the false belief that the incinerator will also handle toxic waste .

Even allowing for O'Donovan doing half as much business, this would mean 3000 tonnes of toxic waste leaving Ireland a year.

Unlike the gentle technique described earlier, anti-cellulite massage should be vigorous to help drain away toxic wastes from the tissues.

Ammonia is the toxic waste produced by the fish and this is initially bacterially broken down to nitrite in your filtration system.

Read in studio A man who's accused of dumping highly toxic waste into a river has been remanded on bail.


toxic chemicals

Carbon dioxide is not highly toxic to animals or humans in small amounts.

highly toxic radioactive waste products

Research has found that the drug contains a toxic chemical that can cause respiratory problems.

We need more installations for the disposal of toxic waste.


A pathologist gave the cause of death as toxic poisoning from a combination of Coproximol and alcohol.

An initial program may include only the most acutely toxic chemicals.

Certain toxic syndromes indicating a specific substance may become familiar to medical staff owing to frequent local abuse.

Disulfiram should not be used or used cautiously in any person at increased risk for having a toxic reaction.

I began to feel slightly nauseous and wondered if Archie's words might be having a toxic effect.

The plastic is removed by burning it off, a process that creates a haze of toxic smoke.

This toxic recycling has sucked the life out of political debate.

Longman DOCE5 Extras English vocabulary.      Дополнительный английский словарь Longman DOCE5.