Answer:
8mins the first 8english chapter on and whether 
 
        
                    
             
        
        
        
Premenstrual syndrome affects a high percentage of woman of childbearing age with many woman feeling mood changes in the day before menstruation
        
             
        
        
        
The report reveals that common food dyes pose risks of cancer, hyperactivity in children, and allergies. The food industry dumps over 15 million pounds of the dyes studied into the food supply each year. Three of the dyes carry known carcinogens, and 4 can cause serious allergic reactions in some consumers.
here. I found this for you. don't know how accurate but it may help.
        
             
        
        
        
Tar, carbon monoxide, nitrogen oxides, theyre harmful because they cling to the red cells in the blood and up to 15% of a smoker's blood may be carrying carbon monoxide round the body rather than oxygen.Smoking 'lower tar' cigarettes can increase the carbon monoxide levels as smokers inhale more deeply.Cigarette smoke has high levels of nitrogen oxide.
Hope that helps