The reason for the strong association with workplace exposure may be due both to the length of time people spend at work and the higher levels of smoke they could be exposed to there.

We know that second-hand smoking increases the risk of lung cancer and studies have suggested that it is associated with lung cancer mortality. But this is the first study to show that second-hand smoking also is associated with lung cancer survival.

However, China is in no way shunning her due responsibility in fighting against the climate change.

The length of exposure is a critical issue in these cases. The scientific evidence on causation is stronger for long-term use than short-term use, but that doesn't mean the defendant just lays down.

The No. 1 reason people call is they don't have time.

When it's wet out people have to slow down, ... It appears (the Jeep) couldn't stop in time for whatever reason.