Question

In year 2010, Cobalt-60 accident occurred in ____

Answer 1

Hint:-The unplanned public radiation exposure in a scrap market in Delhi, India, happened in March 2010. The source, a gamma unit containing Cobalt-60 pencils, was inappropriately discarded by an examination foundation infringing upon public guidelines for radiation assurance and wellbeing of radioactive sources.

Complete Answer:-Six years prior, an episode happened in Delhi which has had barely any priority in India, aside from the Bhopal Gas Tragedy, which was comparable yet not the equivalent.
In 2010, a generally inquisitive – and looking back somewhat risky in light of the current situation – the object advanced toward Mayapuri in Delhi.
Mayapuri, regularly called Asia's greatest scrap market, has around 200 shops managing a wide range of scrap.
Countless business people are from the minority Sikh people group, with numerous Muslims and Hindus too. The workers, as in other modern zones in Delhi and close by, are from Uttar Pradesh and Bihar.
At first, nobody knew the provenance of the baffling item which later ended up being Cobalt-60. A radioactive substance, it is utilized to treat malignancy, in addition to other things.
It would later happen that it was unloaded by Delhi University (DU), supposedly, in repudiation of standards.
Truth be told, it wasn't before five individuals became sick from the impacts of the radiation – prompting the passing of a worker who had come in contact, and grave wounds to three business people – was it realized what it was: a radioactive substance fit for causing significant harm, because of the totally incorrect way it was being dealt with.

So, the correct answer is “Option-C”

Note:- Foundation radiation is surrounding us constantly. A large portion of it frames normally from minerals. These radioactive minerals are in the ground, soil, water, and even our bodies. Foundation radiation can likewise originate from space and the sun. Different sources are man-made, for example, x-beams, radiation treatment to treat malignancy, and electrical cables.