Question

what is electro static shielding? how can it be achived?

Answer 1

Electrostatic shielding is accomplished by a grounded
conductor
... either
a solid sheet or a screen ... that encloses either the entire source of the
electrostatic field, or else the entire person who wants to be shielded from it.

Answer 2

electrestating shielding can be achieved by covering the electric field .
with a non conductor of electricity for eg-plastic