They use mice and rats because testing things on people is unethical and testing things on animals a lot more like us (primates, pigs, etc) is either unethical or expensive.
Testing things on animals unlike humans is unethical too. It's just more convenient to ignore the ethical implications if they don't look at you in a manner that a human animal socially responds to.
It might be better to let the youngsters have Slashdot.
I bet those were CmdTaco's real leaving words.
organic products (hate all you want. it is the technical term)
"Organic" is a marketing term. The word has an entirely different meaning in the context of chemistry.
The marketing term differs from language to language and possibly country to country. Here, they're called "bio"-products, an equally incorrect term, obviously.
The best name for it is "eco-"/"eko-". Because the produce is grown in an ecologically responsible manner.
I think you mean 'Brussels is where the occupying force of bureaucrats presently infesting many of the nations of Europe is centered.'
Yep. Like GP said, like Washington DC.
People are always available for work in the past tense.