In science you always.
Always use controls.
That is the very basis of science, for without a control running next to your experiment, you have no isolated variables, no conclusions that can be drawn from it, and no theories that it can support.
So when I was reading the Ethicurean, as I regularly do, I was simply flabbergasted at this post: Mercury in HFCS. Apparently, a research paper came out proclaiming that high fructose corn syrup (HFCS)-containing products had detectable levels of mercury. The explanation given was that HFCS is made using alkali soda, from plants that use mercury in the process of synthesizing it. (Except this has been for the most part phased out)
I took a look at the paper, and the first thing that I noticed was Continue reading Controls are Sweet!