Work in a gas mask. Clip. Working moment in the danger zone in a special suit
Medium shot of military man holding top secret folder listening to female scientist showing photo of cells in computer and talking about research results
A man using dosimeter for measure level radioactivity at distance ten kilometers in exclusion zone in ghost city Pripyat Ukraine
Use radiation geiger counter. Checks level of radiation. Radiation yellow danger sign in radioactive zone. Nuclear weapons, atomic