Millions of poor children grow up in places filled with toxic materials.

In some cases, the report said, the recycling techniques expose workers to toxic material.

The user may be exposed to many types of toxic material.

An engineer's report documenting the presence of toxic material could also help, he said.

With these programs, hazardous and/or toxic materials are not going into landfills.

There's no reason to use toxic materials anymore for a project to work.

The presence of toxic materials in gasoline is an old issue.

A. We've been putting a lot of toxic materials in the buildings where we work and live.

That's a very toxic material that gets into your lungs.

The obvious choice would be mercury, but I can not allow students to handle any toxic materials.