The care label describes the allowable treatment of the garment without damaging the textile. This is an interesting part of laundering as the temperature of the water will controll how fast the bleach will act.
So unless you are into redesigning your garments like the images above I would take care when using any chemicals on you beloved clothes, as even deodorants have been know to cause a bleaching effect an garments.
This mean's that you should bleach when needed.
This mean's that you should only non-chlorine bleach
Do Not Bleach
This mean's that you should not use any bleaching agents.