Amen to that Richard.
I also question the wisdom of transmitting RF in a hazardous chemical
spillage area.

GeoffC

"Richard Harrison" wrote in message
...
Ari wrote:
"--amessaging system that would reach out approximately 1 mile--."

You don`t need a radio tire truck. You need a SOUND TRUCK with an AIR
HORN to get the audience`s attention to listen to the message.

Best regards, Richard Harrison, KB5WZI