Translation of "impropriety" into Croatian

Have you noticed any impropriety in the lab since you've been assigned here?

Jeste li primijetili neprikladnost u laboratoriju od kako ste ovdje?

The hospital deny any impropriety, naturally, and as far as they were concerned, the matter was closed.

Bolnica negiraju bilo kakvu netočnost, naravno, A što se tiče da su tiče, stvar je zatvoren.

In these economic times, we can't afford even a whiff of impropriety.

U ovim teškim vremenima, ne možemo si priuštiti ni mrvu nepriličnosti.