This headline is somewhat misleading; just changing to the wording of "cell cultures" instead of "cells" would make the stage that this work is in more clear.
This sort of anti-hype is not useful. I've seen a number of people say such things recently, so I figure it might be worth correcting, sarcasm notwithstanding.
First, yes, ingesting large amounts of bleach would likely be hazardous to one's health. The article that was linked suggests that there is a drug which is FDA approved, and used in a therapeutic context today, which may also be effective at least in vitro against the new SARS virus. It's not "haha bleach," or aggressive pulverizing, or any other dramatic form of cell death you can easily imagine. It's a drug [that was linked].