In a decision that could open the doors to lawsuits by employees harmed by exposure to secondhand smoke or other indirect hazards in the workplace, an appeals court Tuesday upheld benefits for a West Milford custodian who died of cancer after exposure to asbestos in a school.In a decision that could open the doors to lawsuits by employees harmed by exposure to secondhand smoke or other indirect hazards in the workplace, an appeals court Tuesday upheld benefits for a West Milford custodian who died of cancer after exposure to asbestos in a school.