But the medicine in Bangladesh was produced by a local drug manufacturer that used a dangerous substitute to save money.

VOA: special.2010.02.22

Experts say heat waves often become dangerous when the nighttime temperature does not drop much from the highest daytime temperature.

VOA: special.2010.07.27

Ships often sank. No one could survive the freezing waters in this dangerous area if the ship went down.

VOA: special.2009.12.23

Failing to report an injury like this,can be dangerous if a patient,or a medical worker, has an infectious disease.

VOA: special.2010.02.10

All it took to force a negotiated settlement was for these dangerous men to show their faces in Dodge City.

VOA: special.2010.03.10

He says the substances are especially dangerous because they travel through the air and stay in the atmosphere, soil and water.

VOA: special.2009.06.23

It helped raise public awareness of the dangerous use of chemicals to kill insects and the pollution of the environment.

VOA: special.2010.12.15

They are dangerous to breathe. And they are a big fire danger, causing many injuries and deaths each year.

VOA: special.2009.12.21

Ships no longer in use contain dangerous materials which can be released into the environment when they are taken apart.

VOA: special.2009.04.27

Poor Joshua Norton was not dangerous or violent, but he no longer knew what was real and what was only imaginary.

VOA: special.2009.12.14

Wagon trains -- groups of wagons -- rode in four lines across the land when they passed through dangerous country.

VOA: special.2009.03.30

Those who quickly became pregnant again were also less likely to have a pregnancy form in their fallopian tubes, a dangerous condition.

VOA: special.2010.08.11

It is also dangerous for people who weigh too much and have too much body fat, and for people who drink alcohol.

VOA: special.2010.07.27

And this group stayed. Loisaida was one of New York's most dangerous neighborhoods in the nineteen seventiesand eighties.

VOA: special.2009.04.27