GENERAL KNOWLEDGE

Detailed explanation-1: -Vegetables and vanaspati are made from vegetable oils using hydrogen gas. It’s added to oils to make products more solid or spreadable because it’s a translucent, odourless, tasteless, combustible gaseous material. As a result, hydrogen gas is employed in the production of vegetable oil and vanaspati.

Detailed explanation-2: -Vegetable oil is commonly referring to plant based oils, often made from canola, corn, palm, soybean or sunflower oils and in some cases be flavoured with dried or fresh herbs.

Detailed explanation-3: -Hence, hydrogen is used in the hydrogenation of vegetable oils to make vegetable ghee. Q. Name the process by which hydrogen is used in the preparation of Vanaspati ghee from vegetable oil by passing hydrogen gas through vegetable oil in presence of nickel as a catalyst.

Detailed explanation-4: -In the food industry, hydrogen is added to oils (in a process called hydrogenation) to make them more solid, or ‘spreadable’. Hydrogenated oils can be sold directly as ‘spreads’, but are also used in the food industry in the manufacture of many foodstuffs such as biscuits and cakes.