Science

COVID-19 Vaccines– There are 33 vaccine approved by at least one country. Covaxin of Bharat Biotech Approved by 13 countries) and Covishield Oxford/AstraGeneca formulation (approved in 47 countries) have been widely used in India. Sputnik V of Russia approved in 74 countries) was also used in India. All these required 2 jabs. Later Sputnik Light […]

Salt – (NaCl), sodium chloride, is the chemical name of salt. It is a mineral substance of great importance to human and animal health, as well as to industry. The mineral form halite, or rock salt, is sometimes called common salt to distinguish it from a class of chemical compounds called salts. Laughing Gas– Nitrous oxide, […]