The company believed to be at the center of odor issues in the town of Orangetown will be appearing before the Zoning Board of Appeals tonight. The hearing will focus on Aluf Plastics’ performance standards. Tests recently showed odors coming from the plastic bag manufacturer’s plant on Glenshaw Street in Orangeburg rose to nuisance levels. The ZBA meeting is tonight at 8pm at the Greenbush Auditorium on South Greenbush Road.