Recent content by R_Ham

Yes, this all makes sense now. Can't believe I didn't realize that one -_- . I don't know why, but the standards are just always written like that W·m-2.

Hello, I work in energy auditing. I noticed a lot of the standards I am given for lighting, etc are in Watts per negative square meter: W·m-2. Does anyone know what this means? Why isn't it just in W·m2 ?