20-40 mins depending on the person....but would not try it but...if you have to...slightly bend your knees to help your blood circulate..that would prevent you from passing out..
I think the three components are: environment, personal choices, and habits.
Answer:
no the firemen stopped doing that because thats how diseases are spread so the use this air tube thing, i don't know all the details but im pretty sure you can google it. Hope that helps :)
Explanation:
C. Phobias are irrational fears about something. They are "irrational" because a person may fear something that would not logically pose any real threat or harm, such as fearing small spaces (claustrophobia) like elevators because one might feel like they are suffocating, even though elevators obviously do not cause people to suffocate.