The Frontlne pack comes with 5 hazard signs, namely an explosive warning sign (pictured below), a flammable warning sign, a radioactive warning sign, a corrosive warning sign and a mutagen warning sign. (These are 'signs/sign_hazard001' to 'signs/sign_hazard005', respectively)
What I would like is a new sign in the same style - a biohazard warning sign. While I could create the basic sign myself, I wouldn't be able to get it to the same quality as the ones in the frontline pack. I don't know how to get the 'chipped' paint effect or proper rounded edges, which is why I'm putting it up as a request.
For reference, here's the bio-hazard symbol:

What I would like is a new sign in the same style - a biohazard warning sign. While I could create the basic sign myself, I wouldn't be able to get it to the same quality as the ones in the frontline pack. I don't know how to get the 'chipped' paint effect or proper rounded edges, which is why I'm putting it up as a request.
For reference, here's the bio-hazard symbol:
