Feb 15 (Reuters) - Hundreds of irate residents of the Ohio town where a train derailed and spilled toxic chemicals packed into a high school gym on Wednesday, seeking answers to what health dangers they face. "After consulting with community leaders, we have become increasingly concerned about the growing physical threat to our employees and members of the community around this event stemming from the increasing likelihood of the participation of outside parties," the company said in an emailed statement. See here for a complete list of exchanges and delays