Ask the desk, and it will give you safe limits.

In 1991 a blood test on his 7-year-old daughter came back with disturbing results: her lead concentration was four times the safe limit.

This did not mean the engines were being run over a safe limit.

Conversely, there are safe limits to the size of a party moving together.

The pressure routinely read 180/110, he said, well above safe limits.

The safe limit is said to be no more than 2 parts per million.

But nothing has been done so far to set safe limits for audio equipment.

The park water is considered well within safe limits and similar to other natural waters throughout the world.

They were never sure of the safe limit, and he hated the risk.

Exposure to lead in the diet is well within safe limits.