She sought to know whether the Centre, which is implementing 5G to achieve the objectives of Digital India, has done enough research on the new technology.
The actress-cum-movie producer has written a letter to Maharashtra Chief Minister Devendra Fadnavis, cautioning against the health hazards due to EMF (electromagnetic) radiation from mobile tower antennas and WiFi hotspots.
"Many well-known national and international scientists, epidemiologists and technical professors have mentioned about adverse effects of radiofrequency radiation on human health," she stated in her letter.
Speaking to PTI, the 50-year-old actress said the government is implementing 5G mobile technology for better speed and network but is "blatantly ignoring" the harmful effects of radiation on human health.
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"Various international scientists are against the introduction of 5G and there are studies that indicate harmful effect (of radiation) on health. This is a matter of concern," she said.
Chawla sought to known whether adequate research was done on 5G technology.
In her letter, the actress claimed mobile tower antennas are installed on buildings by ignoring the Department of Telecommunication guidelines.
"In addition to this, a web of WiFi hot spots has been set up throughout the city. The radiation network has surrounded us 24x7, affecting our health," she stated.
However, city-based environmentalist Debi Goenka said the impact of cell phone radiation has been studied extensively by the industry. All these studies have said there is no adverse impact of radiation on human health.
"I personally use headphones whenever I use my mobile, and I would advise all of you to do the same. The only thing out of our control is the location of cellphone towers.
"These have to be in locations that will minimise the continuous exposure of radiation to the public," Goenka said.