What causes an excessive amount of white smoke coming from the exhaust pipe? on 2008 Volvo S60

This happens when the car is started and while it is being driven.

by in Decatur, GA on March 24, 2013
4 answers
ANSWER by on March 24, 2013
antifrezze is getting mix with oil bad heads gasket
ANSWER by on March 24, 2013
intake or head gasket
ANSWER by on March 25, 2013
Turbo seal leak.
ANSWER by on March 25, 2013
all 3 are good answers but seek help and get a proper diag as not to waste time and money