In factory farming, what are the chemicals - additives, preservatives and colorings that are added to poultry? [more inside]
posted by watercarrier on Sep 13, 2009 - 15 answers

I'm thinking of getting a tattoo of a bunch of organic molecules that represent positive traits, feelings, etc. More along the lines of serotonin representing happiness than ethanol or caffeine representing happiness. What are your ideas for emotions/ traits and their corresponding chemicals?
posted by i_am_a_fiesta on Feb 24, 2009 - 19 answers

Good resources for rules-of-thumb for laboratory dangers and chemical safety? [more inside]
posted by you're a kitty! on Jan 26, 2009 - 13 answers

ScienceProjectFilter: What household chemicals can my son use to simulate acid rain for a science project? [more inside]
posted by headnsouth on Nov 15, 2008 - 10 answers

I need a crystal-clear transparent liquid that is as heavy (dense) or heavier than water, not dangerous, and not difficult to obtain. The heavier the better. The catch - it can't be water-based. [more inside]
posted by -harlequin- on Jul 18, 2008 - 23 answers

Help me find a research-based list of substances and /or ingredients that are or could be harmful to children in amounts normally found in households. [more inside]
posted by paselkin on Jul 14, 2008 - 4 answers

SilentHillFilter - what would the previous owners of our house want with a large, half-empty bottle of chloroform? [more inside]
posted by low_horrible_immoral on Mar 10, 2008 - 21 answers

OK, so there are apparently 4000 different chemicals in a cigarette, right? But as I understand it, the only substance that makes it addictive is nicotine. So why don't cigarette companies simply not include all these various chemicals? Does their removal lessen the 'joy' smokers get from smoking a cigarette? What's their purpose? [more inside]
posted by Effigy2000 on Feb 21, 2007 - 44 answers

Help me learn everything(!) about sulfuric and nitric acid: production, purity and distribution [more inside]
posted by a_green_man on Oct 7, 2006 - 9 answers

If you're taking medication that alters your personality, do you let people know? What kind of pitfalls or issues do you face with this kind of thing? [more inside]
posted by anonymous on Apr 26, 2006 - 15 answers

FormularyFilter? Compounding my own salicylic acid facial peels: do I need to use pharmaceutical grade ingredients? [more inside]
posted by needs more cowbell on Nov 6, 2005 - 12 answers

My boss gave me an interesting assignment. . .Do they use Roundup (herbicide) in Sweden? [more inside]
posted by Danf on Sep 27, 2005 - 16 answers

CatFilter: Kitty + Nasty chemicals = Disaster. More inside. [more inside]
posted by eatcherry on Feb 6, 2005 - 9 answers

Can someone please explain to me the argument against genetically-engineered foods? If science can increase our agricultural output, why shouldn't we take advantage of it? What are the hidden consequences of growing GE crops and raising GE animals?
posted by BuddhaInABucket on Jan 31, 2005 - 39 answers

Health question involving constipation. More inside to prevent offending delicate sensibilities. [more inside]
posted by Mayor Curley on May 21, 2004 - 33 answers