What does a poison control center do?

More than 70 percent of people who call a poison center get the help they need over the telephone without having to go to a doctor or the hospital.

The proton has a positive charge while the neutron has no charge they both make up the nucleus of the atom while the elections have a negative charge and surround the nucleus of the atom. the protons and electrons are used to calculate the atom's mass whereas the neutrons don't affect the mass