Engine exhaust.
A diesel exhaust tip fits on the ends of the exhaust pipe. It is mainly a cosmetic piece that comes in different styles to enhance the look of the exhaust pipe.
The exhaust restrictor is located inside the exhaust pipe where it comes out of the head.
carbon dioxide
the smoke that comes out of a exhaust pipe is supposed to be white
The black gunk that comes out of the exhaust pipe when starting the car is probably carbon buildup within the exhaust system. Carbon buildup happens when the engine is not burning fuel as efficiently as it can.
When a weird noise comes from the exhaust after stepping on the gas pedal, it could mean that there is a hole in the exhaust pipe. Sometimes the exhaust pipe will rust and need to be replaced.
Water comes out of all tailpipes no matter how minimal. The combustion reaction of burning gasoline (C8H18) and oxygen (02) produces carbon exhaust (Cx) and water (h20) thus leaving water in your tailpipe. Water can also appear in an exhaust pipe due to condensation. Water in an exhaust pipe is perfectly normal and is of no harm to your vehicle, or any vehicle.
cause so times if you crash in a rock or a tree . then the oil comes out of the pipe
Your in a high condensation area and it has collected in your exhaust system and causes old mufflers and exhaust system to rust.
Unburned fuel in the exhaust system causes the backfire from the exhaust pipe.
Hydro Carbons, Carbon Monoxide, Carbon Dioxide & Oxygen (O2)