Markes International, a leading manufacturer of sorbent sample tubes, has adopted a new glass tube marking system.

Over the years, glass building components such as windows have evolved from simply providing a transparent barrier against the outside environment to fundamentally altering design aesthetics and facilitating energy conservation through the reduction of energy and operating costs.

This latest set of revisions, developed after input from thousands of stakeholders, is largely in response to the “green” marketing declarations that have ballooned in the past several years as consumers have become more attentive to the impact products and packaging have on the environment.

World demand for flat glass is forecast to rise 7.1% per year through 2016 to 9.2 billion m², according to “World Flat Glass,” a new study from The Freedonia Group Inc.