by Elizabeth Grossman
His job, the Metalworkers Alliance of the Philippines union leader told us, was assembling the electronics - the wire- or cable-harnesses - that go into cars. The work involved soldering, using flux, along with epoxies, and various degreasers or solvents. He and his co-workers didn't know the actual names of the substances they were working with or what was in those products. They also didn't know if it was a coincidence, but two co-workers had become seriously ill and the union leader and other co-workers had begun to worry that these diseases might have been caused by…