Diatomaceous Earth, is it in Bisquick? Does Bisquick contain Diatomaceous Earth? Does Bisquick have Diatomaceous Earth in it?

So I read all over the place that diatomaceous earth is a good way to stop pests. I guess the deal is that it is small fossilized plants and it slices the exoskeleton of bugs that walk across it and then they bleed to death (not a pleasant way to go).
One thing I find interesting [...]