Traffic usually reacts poorly when mixed with caustic chemicals. Try over in the Civil/Environmental Other Topics forum.
ALso, that's a pretty vague request. Are you reducing the acidity of your garden topsoil? Enjoying it with a little salt and a Dos Equis?
Sorry about the sarcasm. The baby was cranky last night.
"...students of traffic are beginning to realize the false economy of mechanically controlled traffic, and hand work by trained officers will again prevail." - Wm. Phelps Eno, ca. 1928
"I'm searching for the questions, so my answers will make sense." - Stephen Brust