Douglas Council is asking people not to put knives in recycling bins.
This morning on Facebook, it said workers discovered two blades as they sorted through collections.
The local authority says such items risk injuring staff and damaging equipment.
It says they should be disposed of responsibly and never left in recycling boxes.
Repairs on Peel Power Station to get underway
Manx Care doctor survey to be discussed by Tynwald
Weather warning for snow tonight
MHK queries safety at primary school in Ballabeg
Gales put two ferry sailings at risk tonight
Should the Island throw a birthday party for Barry Gibb?
Warning issued over icy roads
High ground could see 4 inches of snow on Saturday night