Pharaoh definition, meaning, English dictionary, synonym, see also 'Pharaoh ant',Pharaoh's ant',Pharaoh ant',Pharos', Reverso dictionary, English definition, English vocabulary Translation Context
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.
The health effects resulting from most chlorine exposures begin within seconds to minutes. The severity of the signs and symptoms caused by chlorine will vary according to amount, route and duration of exposure. Inhalation: Most chlorine exposures occur via inhalation. Low level exposures to chlorine in air will cause eye/skin/airway irritation, sore throat and cough.