SPRINGFIELD — A bipartisan group of lawmakers hope to vote on a bill restricting emissions of ethylene oxide as early as next month.House Bill 3888 will phase out ethylene oxide emissions from sterilization facilities by 2021 and out of hospitals by 2022 if they are within 3½ miles of a region with a population density of at least 10 residents per square mile.Additionally, hospitals and sterilization facilities that are not within those areas would not be able to collectively emit more than 35 pounds of the …