Please explain why small pieces of paper and aluminium foil are attracted to positive charged strips and why aluminium foil fall off.
I think you are in need of a different techIf he is afraid of a few mouse droppings then he is the one with the real problem.
Dry paper is an insulator, while aluminium foil is aconductorThe charged strips induce a separation of charges in both the paper and the foil, causing them to be attractedOn contacting the strips, the aluminium acquires the same electrical charge as the strips and is repelled.
