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Mangaluru, Apr 16: An old refrigerator has been turned into a "disinfection chamber" by researchers who are striving to come up with solutions to tackle the spread of coronavirus.

Dr Arun M Isloor, head of Chemistry Department, National Institute of Technology Karnataka (NITK), Surathkal, along with research scholar Syed Ibrahim has come up with the device which can disinfect items kept inside it.

"We have named this as ZERO-COV," Dr Isloor said.

He says the device ensures 99.9 per cent destruction of microorganisms present on the surface of items.

"We can keep items like vegetables, currency notes, books or envelopes inside the chamber. Switching on the chamber for 15 minutes ensures 99.9 per cent destruction of microorganisms present in the surface of the items," Dr Isloor added.

Bengaluru, Mar 25 : Karnataka recorded its highest single-day tally to date, as 10 people tested positive, taking the total number of cases to 51 in the state.

“Till date 51 COVID-19 positive cases have been confirmed in the state which includes one death and three discharged," the health department said in a statement on Wednesday.

The rise in cases adding to the growing national tally of people who have tested positive for COVID-19.

The daughter of a former union minister from the Bharatiya Janata Party (BJP) from Karnataka has also tested positive.

Bengaluru accounts for 32 of the total 51 cases recorded in the state so far,including three who have fully recovered and released.

Dakshina Kannada has five confirmed cases, Chikkaballapura and Kalaburagi has three cases each, Mysuru has and Uttara Kannada has two cases each and four other districts have one case each.

Prime Minister Narendra Modi has announced a 21-day lockdown of the country to keep people indoors and contain the spread of the virus in the community.

The government has also been trying to scale up testing.

Medical education minister K.Sudhakar on Wednesday told Mint that Karnataka will scale up testing by 10-fold with the help of government and private labs approved by the Indian Council of Medical Research (ICMR).

A total of 2,438 people have been tested in Karnataka and 2242 have tested negative, according to state health department. 214 people are lodged in medical hospitals.