radiowave, microwave, infra-red, ultra-violet, x-ray, gamma, wavelength, is reflected by the ionosphere , TV & radio, microwave ovens, mobile, wifi, heating, remote controls, fibre optics, night vission, sunbeds, bank note anti-forgery, diagnose broken bones, CT scans, sterilise food in tins and surgical equipment, radiotherapy, all are carrier waves used in communication, all are ionising (cancer causing).

EMS

prie
Spausdinti
Įterpti

Lyderių lentelė

Vizualinis stilius

Parinktys

Pakeisti šabloną

Atkurti automatiškai įrašytą: ?