coolant

After only 2yrs or so my paper gasket on the thermostat housing has started to weep a little So this time im thinking i'll try a liquid gasket and forget the paper element altogether There are so many liquid/tube type sealants available, i'd like a recommendation or two please on any that...

I have brown sum what oil looking balls/bubbles(no air in them) on top of my coolant. There is no coolant in the oil and I am not loosing any oil. In the morning when it is cooler there is some white smoke but only for a minute or two during the day it runs clean(no smoke).:driving: I don't have...