What is purpose of wrapping foil on door knob?

Wrapping foil on door knob may serve several purposes such as:

1. Preventing static electricity: Foil on the door knob can prevent static electricity from building up on the door handle and protect people from getting shocked when touching the handle.

2. Protecting the handle from bacteria and viruses: During flu season or when there is a contagious disease outbreak, wrapping foil on door knob can help to prevent the spread of the disease-causing germs by protecting the handle from direct contact with hands.

3. Avoiding fingerprints: Wrapping foil on the door knob can protect the handle from unsightly fingerprints or smudges.

4. Decorating purposes: Wrapping foil on door knobs can be used for decorative purposes, such as during a special event or holiday when the foil can be wrapped around the knobs to create a festive atmosphere.

Overall, wrapping foil on a door knob can serve as a simple and inexpensive solution to address several issues related to door handle use.