Original sentence: Battalion 5 is responsible for the technical rescue/dive team.In addition to the supervison of the operations companies under their command, Battalion 7 is responsible for the fireboats and the marine unit
Edited sentence: Battalion 2 supervises the Haz-Mat Unit.Battalion 5 is responsible for the Heavy Rescue/dive team.In addition to the supervison of the operations companies under their command, Battalion 7 is responsible for the Marine unit, including the Fireboats