| The infrared
radiation
When selling heating panels the manufacturer often meets
the problem whether the panels are harmful or not.
It is a considerable psychic barrier, which is in connection
with the radiation. It can be understood after some regrettable
experiences of atomenergy. However, there are different types
of radiation in nature.
|
Frequency (Hz)
|
Wave length
|
Type
|
|
104 - 108
|
15 km - 2 m
|
radio wave
|
|
109 - 1010
|
2 - 0,1 m
|
sound
|
|
1010 - 1011
|
0,1 - 0,001 m
|
microwave
|
|
1012 - 1014
|
1000 - 0,75 mm
|
infrared
|
|
1015
|
0,75 - 0,35 mm
|
visible light
|
|
1016
|
0,35 - 0,014 mm
|
ultraviolet (UV)
|
|
1017 - 1018
|
1000 - 0,1 A
|
X radiation
(X-ray)
|
|
1019 - 1021
|
0,1 - 0,001 A
|
g radiation
|
|
1022 <
|
0,001 >
|
cosmic radiation
|
|
|
;)
;)
;)