Kynars architectural coating, also known as kynar, is an environmentally friendly material that is used on concrete surfaces.
Kynar is made of hydrogel, a porous polymer which is made up of water and carbon.
It can be applied to concrete in three ways: wet, dry or with a water based coating.
Kynarin is a common construction material and it has been used on roads, bridges and buildings for more than 70 years.
This article originally appeared on News.au.