PASCO ES-8086 Discover Charge Set - Manual (Page 6)

Discover Charge Set Model No. ES-8086
6 ®
Triboelectric Series
The Triboelectric Series orders materials by their affinity for gathering
electrons through contact from other materials. The materials toward
the top of the list are likely to give up electrons in these interactions
whereas those at the bottom are more likely to gain electrons.
Dry human skin (++++++)
Leather
Rabbit fur
Glass
Human hair
Nylon
Lead
Silk
Aluminum
Paper
Cotton ( + )
Wood ( - )
Amber
Hard rubber
Nickel, Copper
Brass, Silver
Gold, Platinum
Plastic Wrap (saran)
Polyurethane
Polyethylene (like Scotch Tape)
Polypropylene
Vinyl
Silicon (- - - - - -)
Such lists are sometimes difficult to verify since material samples are
often impure and surface finishes can affect triboelectricity.