HIV dies within a matter of minutes after leaving the body, relative to the external conditions it is exposed to and the amount of fluid present. The time window for its life is very, very short.
HIV will not survive long outside the body; in most cases if the blood is completely dry, the virus is dead.
No. HIV needs a host. It does not live long, outside the body.
It would be nearly impossible to get a cold sore from a telephone as the virus can't survive long outside of the body.
The Herpes Virus
few seconds
This will depend heavily on the virus you are asking about - the influenza virus is relatively hardy while the HIV virus is destroyed pretty quick.
Aids depends on the right conditions to survive. it will not survive for long outside a live host.
The Herpes Virus
Most probably not. The virus does not survive very long outside the blood or other body fluids. A foot scrubber does normally not cantain body fluids.
The influenza virus is destroyed by heat at 167o - 212o F (75o - 100o C). The length of time it could survive or if it could survive at 160o is debatable.
24 hours
Cockroaches can survive a long time without their heads. I know, it's disgusting.