On Fri, 31 Aug 2012 11:27:28 -0700, JC Dill said:
So if you DO decide to test for color vision, make sure you know your
rights and responsibilities for handling any employee or applicant who
fails the test.
There's something to be said for doing the test anyhow, and being prepared
to deploy the accommodations, rather than find out the hard way that
you have a problem after you've hired them and they've been doing splices
for a while....