That's a really important safety question to ask. In most everyday cases, the standard, thin plastic liner in your kitchen or bathroom bin is not designed to handle sharp objects like broken glass safely.
The primary risk is puncture and tear. A shard of glass can easily cut through the thin plastic, causing leaks, creating a mess, and most importantly, posing a serious cut hazard when you go to take out the trash. The glass can also fall out of a torn bag, creating a hidden danger for anyone handling the waste.
For safe disposal of broken glass, here's what to do:
1. Contain it First: Carefully pick up larger pieces using thick gloves and place them into a sturdy cardboard box (like a small shipping box). For tiny fragments, use a damp paper towel to collect them.
2. Seal and Label: Tape the box shut securely and clearly label it "Broken Glass" with a marker.
3. Then Use the Bin: You can place this sealed, rigid container directly into your waste bin. The liner is now protected from the sharp edges.
If you frequently dispose of sharp materials, consider investing in heavy-duty or puncture-resistant trash bags marketed for construction or workshop use. These are made with thicker, more durable plastic. However, even with these, containing extremely sharp items in a rigid container first is always the safest and most recommended practice. It protects you, your family, and sanitation workers.