But lab studies have raised fears they could cause cancer.
But the figures raise real fear for those members who in past years might have won narrowly.
The human genome program and space station have raised similar fears.
The system raised fears that some agents would have their hours cut when business was slow.
No company has actually said it would do that, but the point of the ad is to raise fears.
On the other hand, the move to direct democracy is also raising fears.
But the time seems to have passed in the current Presidential election campaign when such attempts to raise fear are likely to be effective.
"And I think when you label people religious right, immediately you've raised fear in a lot of people's minds."
The growing insecurity in the capital has raised new fears.
The attacks have raised fears among the growing number of people who chat on line and then meet.