Yes. Its possible to have wall penetration, beneath window sills leaking and water ingress through floors above including the roof
the emergent layer
A floor cleaning product. Put it on the floor and mop it with a damp mop.
the cat walked upon the forest floor The forest floor is wet and damp
A cloth something damp
wet damp and covered in roots and shrubs
I had a damp cloth. The weather was rather damp today.
damp conditions with ready access to air
Damp
It's slow because of the acidic, damp conditions found on the forest floor.
heater core....
Ammonia and water can be used to remove haze from a wood floor. Do not soak the floor, use a damp mop with this mixture to clean the floors and get rid of the haze.
You should not clean a bamboo floor with a steamer. The steamer will provide too much moisture. You should use a damp cloth to clean a bamboo floor.