When I work I am there for an average of 14 hours a day, driving many different vehicles, I can be at work at 3 in the morning and be called to test at any time. I can not sub because I have no way to keep the urine warm or fresh
The vehicles you drive do have a heater, is that correct?

By utilizing the floor ducts of my vehicle heater, I can heat my bottle of Quick Fix synthetic from "room temp" to 100 F in less than 3 minutes.

And no, my vehicle is neither a Caddy nor Linc