In a message dated 1/4/00 3:18:50 PM Eastern Standard Time, mccormick@ELKUS-MANFREDI.com writes: << There are 3 basic methods for concrete color: 1. a dry additive to a concrete mix prior to pouring 2. chemical stain: applied to new/old concrete surfaces (can be beautiful!)3. dry-shake on fresh concrete- >> plus the one I just posted using exterior stain, I used this after the expensive chemical stuff I bought from the company in Calif that I saw in Fine Homebuilding did NOt work - what I used was a variation of what Malcolm Wells recommended in his underground house book Linda