uncleanable

the graffiti on the abandoned building was completely uncleanable.

the stubborn stain proved to be utterly uncleanable with household products.

after the oil spill, some areas of the beach remained uncleanable.

the historical documents were fragile and largely uncleanable.

the crime scene was so contaminated it was deemed uncleanable.

the persistent smell was an uncleanable consequence of the factory's operations.

the damage to the antique furniture was sadly uncleanable.

the politician's reputation suffered from an uncleanable scandal.

the software glitch left behind an uncleanable trace in the system logs.

the artist used unconventional materials, resulting in an uncleanable canvas.

the memory of the tragedy was an uncleanable wound in the community.