insulators
Safety pins are an insulator.
conductor
insulator
yes
insalator
yes
It is an insulator because it contain salt water in it.
Safety pins doesn't contain carbon dioxide.
Yep it is a conductor
Yep it is a conductor
80
yes
it was inside his room with he and his safety pins
The safety pin was invented by Walter Hunt who received a patent for it on April 10, 1849. Safety pins have been used for everything from fastening diapers to fashion statements
40, 80
the refridgerator