For instant "clean house" or "get rid of food" smell, bring a little (equal parts) water+Mistolin to a boil. Then, reduce heat and let sit on low for about minutes. You could use Mistolin, Pine Sol or Fabuloso Lavender works best!
Resolve carpet foam as grout cleaner: Spray it on. Leave for 10 min. Scrub it off with a stiff scrub brush. Tip: as you scrub wipe the dirt that comes up off. If you don't it will just soak back in before you get back to mop it off.