Why is there a White smoke and painful to the eyes from Ford Explorer 2005

White smoke is a sign that antifreeze is getting inside the cylinder and burning with the gas/air mixture. You need to get your explorer into the shop and have that checked out right away. Here's some specific details on "white smoke": One of the main causes of white exhaust smoke and coolant loss is a cracked or warped cylinder head, a cracked engine block, or head gasket failure caused by overheating. A cracked head may allow coolant to leak into one or more cylinders or into the combustion chamber of the engine.Feb 10, 2012 Causes of White Exhaust Smoke - CarsDirect www.carsdirect.com/car-repair/causes-of-white-exhaust-smoke

Mine doesn't have the white smoke all the time can it still be a head gasket.it over heats and water evaporates