Douglas Council's urging the public to watch what they put in kerbside recycling boxes after a used nappy was found in one.
It warned on Facebook workers often find broken glass, needles, sharp kitchen knives, and dog muck bags in the crates.
Thousands of boxes are handled by the council every fortnight.
The corporation says each household in the capital has access to a wheelie bin for disposing of non-recyclable waste.
Garage blaze in the early hours of this morning
Art anarchists "hiding gold bars" in Douglas this week
No cases of terror financing through charities
You can now adopt an ambulance
Case for horse tram tracks 'under final review'
Council spends more than £1m on beads for cavities
Police recruitment drop-in sessions tonight
Ferry terminal and universal basic income on Keys agenda