# Should we have the mhchem MathJax extension enabled?

Biology and Chemistry have the mhchem MathJax extension enabled, which makes it easier to write chemical species and reactions. Should this extension be enabled here? I imagine that it will be useful for some questions in , at minimum.

It's now possible describe stratospheric ozone with equations:

$$\ce{O2 ->[\text{uv light}] 2 O}\\ \ce{O2 + O -> O3}$$

2. Resist the urge to overuse $\TeX$.