Could be highly carcengenic mold growing under the sub floor
No, it is not. It has a foul and sharp smell.
foul as in; foul smell: nauseabond, infect, sale foul as in; foul play: jeu deloyal (malveillance)
your attitude
You may need to replace the wax seal under the toilet. It isn't difficult to do, but will take a lot of time.
toot
Throw it out?
It doesn't smell foul, it's probably just the water off the road/tiles/floor. It depends where you are. Rain on grass doesn't smell the same as rain on the road...
Diffusion I think?
Bad odor, rotten smell, foul smelling, malodorous
cause i don't know
Bromine.
it helps them to detect foul smell such as poisons and they also smell you to always know that it is you