I have only seen a picture, not actually looked @ the job.

On Monday, February 24, 2014 8:56 PM, N-Motion Stone and Tile Care <klhudson@atlantastoneandtilecare.com> wrote:
Looks like acid damage combined with hard water deposits.
Sent from my iPhone
Kevin L. Hudson
N-Motion Stone and Tile
(678) 662-0110

On Feb 24, 2014, at 9:35 PM, "John Freitag" <jfreitag@thestoneandtileschool.com> wrote:

What type of material is this ? ceramic stone ?
Have you taken any moisture reading on this floor? it could be efflorescent . have you tied to test removing with an acid based cleaner? If so what were the results?
Need more information if possible.
John E Freitag
The Stone & Tile School
Office 407-567-7652
Cell 407-615-0134
From: Roger Konarski [mailto:qm144@yahoo.com]
Sent: Sunday, February 23, 2014 10:02 PM
To: Stone and Tile PROS Technical Support
Subject: [sccpartners] Bad Case
Please see the attached picture. Is this a bad case of efflorescence ?