Investigators say the fire was ignited when a generator in the back ofthe delivery truck ignited a box of toilet paper.
Officials evacuated the YMCA after tanks on a truck in the parking lotburst into flame. Raleigh's hazardous materials team was also called in,just to be safe.
It was been determined that no harm was done to the environment.
The 15 percent bleach solution is used by the YMCA to treat itsswimming pool water. The material is transported in large plastic tanks.
The fire broke out about 9 p.m., and was out by 10.
The YMCA is just off Cary Parkway, at 101 YMCA Drive.