The intake to this ventilation. system must be near the floor. (Chlorine as a gas is. 2.5 times heavier than air.) Exhaust Rate The exhaust system must be able to exchange the air. in the room every three to four minutes.
Where is Ohio. Ohio is a state located in the Midwestern United States, bordered by Pennsylvania, Michigan, Indiana, Kentucky, West Virginia, and the Canadian province of Ontario. The capital of Ohio is Columbus.Print.he State of Ohio is located in between 40.5 N, 82.5 W coordinates. It is surrounded by Ontario and Michigan on its northern border, by West Virginia and Pennsylvania on the east, by Kentucky and West Virginia to the south and by Indiana to the west.
In Appalachian Mountains. The Appalachian mountains are mountains in the eastern region of the USA 420 counties are involved, 32 of them are in Ohio. They contain 20% of the USA population (around 23mi â¦ llion people) around 2,000 miles. Also it stretches from Southern New York to Georgia.  SP Ohio.