I assume this is the cost of overtime to thoroughly clean and disinfect dozens of railcars smeared with this insect's excrement.
It probably requires more thorough cleaning than normal, using different cleansers and cleaning tools - perhaps even necessitating an outside contractor and medical testing.
7 posted on 10/23/2006 1:22:09 PM PDT by wideawake
("The nation which forgets its defenders will itself be forgotten." - Calvin Coolidge)