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They have said that they want to clean up our waterways and oceans and that is what my amendment would have achieved
A dose-response relationship exists, with the risk increasing in direct proportion to the number of cigarettes smoked

However, the science here is less clear and potentially complex, as nicotine can also have vasoconstrictive effects (narrowing blood vessels) which might counteract any perceived benefit for some individuals

Herrington, J
Tan, who has been offering her outpatient service every week since the hospital's smoking cessation clinic was set up in 2008, has supervised thousands of patients in the past 15 years