You have to work very carefully to avoid contamination of experiments with DNA from yourself.

The battle to contain the contamination and avert a greater catastrophe ultimately involved over 500,000 workers and cost an estimated 18 billion rubles.

Cholera is rarely spread directly from person to person.

In terms of fabrication, all welding of titanium must be done in an inert atmosphere of argon or helium in order to shield it from contamination with atmospheric gases such as oxygen, nitrogen, or hydrogen.

In 1866, there was an outbreak in North America.

One leading professor describes the contamination there to be worse than Hiroshima.

Now there's a blight on the planet.

Poor leadership, corruption, and political promotions all played a part in weakening the South Vietnamese Army (ARVN).

The cooling water was investigated to see if there was a leak or contamination.

According to experts at China Geological Survey, 90 of the underground water has suffered different degrees of contamination, with 60 suffering severe contamination.

It is in this level of dangerous contamination that the children remain and attend school.

Programs encouraging sexual abstinence do not appear to affect subsequent HIV risk.

Contamination by water Biodiesel may contain small but problematic quantities of water.

So I tend to avoid that.

Avoiding Algeria in Egypt

Typhoid is spread by eating or drinking food or water contaminated with the feces of an infected person.

Because most herbicides could not kill all weeds, farmers rotated crops and herbicides to stop resistant weeds.

Skillful diplomacy helps to avert war.

Nuclear contamination from dumped Russian naval reactors is an environmental concern in the Barents Sea.

Please note that this hoax is separate from the issue of radioactive contamination.

The impact on contamination and damages to environment have undoubtedly been affecting temperatures.

Circumcision in Sub Saharan Africa reduces the acquisition of HIV by heterosexual men by between 38 and 66 over 24 months .

Acute infection The initial period following the contraction of HIV is called acute HIV, primary HIV or acute retroviral syndrome.

Additionally, development and spread of drug resistant bacteria (e.g., penicillin resistant gonococci) makes some STDs harder to cure.

CU 07 00204 STATE OF CALIFORNIA and A.G. KAWAMURA, SECRETARY OF CALIFORNIA DEPARTMENT OF FOOD AND AGRICULTURE, Defendants.

Hygiene Holy water fonts have been identified as a potential source of bacterial and viral infection.

The generation of foam must be avoided.

The generation of foam should be avoided.

But the initiative must avoid unworkable shortcuts.

Despite this, he still hoped to avoid war.

Avoid thermal runaway.

I can't help it.

I'd rather avoid it.

We should avoid scaremongering.

At first contamination was believed to be the cause, but it was soon determined that there were multiple allotropes of plutonium.

Avoiding harm to civilians should be the top priority.

So you want to avoid big forces as one principle.

The police wanted to avoid bloodshed.

How can we prevent this from happening again?

I shut the door so that they couldn't hear us.

Tom is still trying to avoid Mary.

Clean technologies and green growth are possible for emerging economies and can prevent decades of future contamination that will harm us all.

In fact, they may threaten the secondary recycling of petroleum based plastics, owing to possible contamination during sorting of mixed streams.

It was unavoidable.

This can be due to either improperly sterilized equipment or contamination of the dyes being used.