How many workers showed signs of the disease is uncertain.
"American workers have shown they can stand up to corporate greed," he said.
Some workers at other companies, testimony showed, pay $2 per $100.
A social worker who lives in his building, he said, showed him how to apply for financial aid.
Scientists who have reviewed the studies agree that these workers show a higher rate of lung cancer than normal.
The bill would not require the workers to show such intent by employers.
The report, though, says only that workers there show more lung cancer than the population at large.
The first section of the rules requires workers to show they have an immediate and pressing need for the money.
Many workers showed signs of exposure, even though they did not become sick.
He said the support received from workers "shows that our demands are just."