mouldy smell from kitchen cupboards?

Try wiping everything in the cupboards with white vinegar. Use a sprayer to spray to into hard to reach places. If it is mold the vinegar will kill it and you should notice an improvement in the air quality within 24 hours.

That doesn't sound right at all. Firstly, get a Carbon Monoxide detector. It sounds like there's a small leak from the water heater and over time it's gotten worse and worse as it's stagnant water in an enclosed area. Get it serviced.

moving house is the perfect answer, failing that save your abode windows open for as long as conceivable, steam clean your carpet, in line with possibility some a million has have been given a steam purifier u can borrow or u can hire a million, use zaflora disinfectant or regardless of disinfectant u like the scent of (dilute some in a sprig gun) on your washer, wipe your fixtures down with it, additionally stable for cleansing kitchen worktops loos and all paintwork. constantly carry your clothing outdoors to dry as they are going to quickly scent interior. purchase a decrease priced canvass cloth wardrobe n stop utilising the cabinets that's mouldy. i do no longer think of u could be able to do away with the scent. in basic terms polish it n pass away it open.

Some pipe is leaking. Fix it.