Career Educators of America (CEA) Annual Convention
July 24th – 27th, 2015
Phoenix, Arizona

Click on the link below for a PDF version of John Halal’s CEA presentation
CEA 2015 Chemistry of Haircolor

Click on the link below for a PDF version of the Great pH Experiment
The Great pH Experiment

Career Educators of America (CEA) Annual Convention
July 25th – 28th, 2014
Ft. Lauderdale Florida

Click on the link below for a PDF version of John Halal’s CEA presentation
Visual Aids CEA 2014

Click on the link below for a PDF version of the Great pH Experiment
The Great pH Experiment