chemical answers

It used to be thought of as a carcinogen but I haven’t heard much about it lately. But, as I read ingredients now, I see it popping up more and more.

I guess they could be pure tobacco, but I’m not counting on it. Also, I smoke the European Blend – I think there are a couple kinds. If no one knows, I’m open to speculation; i. e. “I think it tastes like there aren’t many additives in there” etc. [...]

What are the social, environmental, economic, cultural, ethical, and political impacts on food additives throughout the world?HELP!!I have a project!

I know you can go on pubmed to search journals but they;re not freely available. Does anyone know of any sites that have scientific evidence e. g. Graphs etc to support claims made?

I have to do a science fair project and am thinking about doing something with food additives and their effect.
Does anyone know where i can buy them? (online or in the store)
Is it even possible to buy them?

I just bought some STP complete fuel system cleaner for $8. 99. Is this really going to help my 14 year old car with 115K miles? Or do you think these fuel injector cleaners, gas treatment, etc. products are just a waste of valuable cash?

Mainly, what are the ingredients in the ones that don’t contain alcohols?

The water of my aquarium is not clear even though I do 10 – 15% water change almost everyday. ?? So am planning to buy chemical additives but am still reluctant thinking they will do harm to my fish.
@ Z – thanks man. . I will try weekly change then.
@ Fish man – I did [...]