Chemically inert gas is mainly used to fill hot air and party balloons. Balloons filled with it float upwards and this phenomenon is achieved as helium gas is less dense than air Chemically inert In chemistry, the term chemically inert is used to describe a substance that is not chemically reactive. Most Group 8 or 18 elements that appear in the last column of the periodic table (Helium, Neon, Argon, Krypton, Xenon and Radon) are classified as inert (or unreactive). These elements are stable in their naturally occurring form (gaseous form) and they are called inert gases. The noble gases were previously
Phase-out of incandescent light bulbs and sale of incandescent bulbs since December 2015. Ecuador has banned incandescent bulbs. As part of its electricity conservation program, Venezuela has a light bulb exchange program, which aims to replace millions of incandescent bulbs with compact fluorescents. The phase out has been referred to as "light bulb socialism". The consumer preference for light bulbs in the EU is for incandescent bulbs, with many complaining about what was described as the ugliness or the cold, flat, unnatural, dull light emanating from CFLs. Objection has also been raised to being forced to adopt CFLs. Bulk purchasing of incandescent bulbs was reported