This normally happens when the valve seals are worn down. The oil will collect on top of them and seep through them when cold into the cylinders. It is a fairly expensive job because the top of the motor, or head, must be removed and serviced.
smog, fog, smoke from a fire
Carbon Monoxide (CO).
Carbon Monoxide
Air pollution from car exhausts and smoke. Water pollution from all the litter.
possibly the head gasget depending on mileage
I can advise you to avoid cigarette smoke and vehicle exhausts. Purge your room twice a day.
Condensation in the low temperature atmosphere of vapours found in the engine exhausts. Its name is a Contrail - condensation trails.
Smoke first then drink..otherwise you will get the "spins" and freak out
A bad fuel injector can cause your 2004 Toyota Camry to smoke when you start it up. A plugged air filter can also cause it to smoke.
Oil return lines from head may be partially plugged and oil runs down into cylinder over night - it is burned on start-up
because its broken.
The valve seals most likely.