A health worker fumigates an area to prevent the spread of mosquito-borne diseases in Allahabad.

A health worker fumigates a street to prevent the spread of mosquito-borne diseases in Allahabad.

Boys walk past smoke from fumigation being carried out to prevent the spread of mosquito-borne diseases in Allahabad.

A BMC worker carries out fumigation works at a Ganpati pandal as part of preventive measures against Malaria, in Mumbai.

A groundskeeper fumigates the ground ahead of an IPL cricket match between Delhi Daredevils and Sunrisers Hyderabad at Feroz Shah Kotla stadium in New Delhi.

Fumigation work being carried out by a Bhopal Municipal Corporation employee to prevent the spread of mosquito borne-diseases like dengue and malaria, in Bhopal.

Fumigation being carried out, in the wake of spread of mosquito-borne diseases in Patna.

A Brihanmumbai Municipal Corporation (BMC) worker seen fumigating in the slum area as BMC takes preventive measures against mosquito-borne diseases, in Mumbai.

BJP Yuva Morcha activists fumigates on a replica of mosquito during a protest over spread of the dengue, in front of Kolkata Municipal Corporation in Kolkata.

BJP Yuva Morcha activists fumigates on a replica of mosquito during a protest over spread of the dengue, in front of Kolkata Municipal Corporation in Kolkata.

A Municipal Corporation worker fogging in a locality to repel mosquitoes in Jammu in the view of mosquito-borne diseases.

Municipal workers fumigating streets in the view of the spread 'dengue' in Kolkata.

A Municipal Corporation vehicle fumigates on the route of Prime minister Narendra Modi and Japan Prime Minister Shinzo Abe's forthcoming road show in Ahmedabad.

Children running after a fogging machine doing rounds of Lucknow in wake of Dengu and other vector borne deseases.