Check for vacuum leaks before you go any further. If you hear a hissing noise, that's probably a vacuum leak. You can use a smoke machine (with the engine off) to pump smoke through a vacuum hose into the intake to help locate hard to find leaks.
Cleaning the fuel injectors is a good start.
well, sometimes
Hot water extraction is sometimes refered to as steam cleaning.
sometimes you can find kits for cleaning them
yes and try cleaning the throttle body assembly if you haven't already
self cleaning glass is made of 100% recycled surge, sometimes when the urine and feces stain the glass it is no longer known as self cleaning glass it is then known as stained glass
Decision making. Cooking. Washing. Ironing. Basically the same as the father role.
cooking cleaning house do homework with kids or sometimes just sleep
boilers sometimes do use water only for cleaning and drying clothes
idle control valve faulty or needs cleaning
its a way of cleaning them, sometimes, but othertimes it could be them pumping blood through their bodies.
Cleaning is a physical process but sometimes can involve chemical reactions.