This is because it is actually grounded.
Esd anti static flooring.
Ecotile esd tiles for example have millions of small stainless steel fibres running all the way through them.
Anti static floors have a coating or chemical additive that dissipates static across its surface so you never build up enough charge to get a shock.
Esd flooring solutions complete range of anti static esd flooring ideal for computer rooms clean rooms and healthcare environments such as operating theatres.
Both esd and anti static flooring prevent the build up of static electricity as people walk across the floor.
Esd flooring gives a much higher level of protection than anti static matting.
A static free environment is created by eliminating normal static generating surfaces like carpet rubber and tile.
We loosely define those surfaces as esd flooring.
Other common names are anti static flooring static flooring conductive tile static resistant flooring non static flooring and grounded floors.