Sentence The phrase "powerful smell" is correct in written English and can be used in many contexts.
For example, "The powerful smell of macadamia nuts filled the room when I opened the jar."
Underneath those stairs, there was standing water and a powerful smell of gas.
"There's a particularly powerful smell – is it paw-paw or guava?" he asked.
A powerful smell rose from the ponds and the dark valleys, a smell unfamiliar and intoxicating to humans.
It has a powerful smell, so you'll probably want to apply it at the end of your gardening day.
A powerful smell of decomposition led them to a fly-filled room in a second-floor annex where Mrs. Rausing's body was found.
The first room was large and sunny, but a powerful smell of stopped drains and faulty plumbing emanated from the bathroom.
Jjukkumi Street welcomes visitors with a bronze statue of an octopus, a noseful of powerful smells, and 10 or so top-notch restaurants.
"She would sit... and watch the light play on the small glass bottles... [g]iving up ugly and strange and beautiful and powerful smells... Going back over two hundred years, her ancestors had sat there mixing up elixirs from the ingredients.... [S]ome of the oils.
Then she started smelling a powerful scent of smoke.
Maybe what we're smelling is the powerful odor of synchronicity.
That powerful "clean" smell you get from conventional cleaners may make your home feel disinfected, but that aroma comes from a host of toxic chemicals.
