Inert gas Inert gas An inert gas/noble gas is a gas which does not undergo chemical reactions under a set of given conditions. The noble gases often do not react with many substances, and were historically referred to as the inert gases. Inert gases are used generally to avoid unwanted chemical reactions degrading a sample. These undesirable chemical reactions are often oxidation and hydrolysis reactions with the oxygen and moisture in air. The term "inert gas" is context-dependent because several of the noble gases can be made to react under certain conditions. Purified argon and nitrogen gases are most commonly used as
Phase-out of incandescent light bulbs government departments, public sector undertakings, various boards, cooperative institutions, local bodies, and institutions running on government aid. Japan will phase out incandescent light bulbs and fluorescents by 2020. Kazakhstan banned all bulbs over 25W on 1 January 2014. As of 1 August 2017, Kuwait has banned the import of incandescent light bulbs, including halogen bulbs. It was reported in 2012 that Malaysia would ban incandescent bulbs by 2014. North Korea reportedly made LED bulbs mandatory in 2014 in order to alleviate its energy crisis. In February 2008, president Gloria Macapagal Arroyo called for a ban of incandescent light bulbs by