Do you, perhaps, mean "radioactive"?
Yes, radioactive materials can be hazardous.
If you literally mean "radiant", i.e. glowing, that's not technically in itself a hazard.
Energy from the sun is classified as renewable, inexhaustible....
A non-mass explosion fragment producing hazard class/division is typically classified as either Class 1.4 or Division 1.4.
radiant
radiant (adjective)קוֹרֵן (korén) = radiant, shining, irradiantזוֹהֵר (zohér) = radiant, lustrous, flaring, incandescentמַקרִין (makrín) = radiant, horned, cornuteזַהֲרוּרִי (zahrurí) = glowing, radiant, reddish
convection
more radiant, most radiant
more radiant, most radiant
Light is light. Radiant is Radiant.
Radiant is the correct spelling.
more radiant
The only possible form is via electromagnetic radiation, in the visible, infrared and ultraviolet sections of the spectrum. Cosmic ray particles also reach us but they can hardly be classified as energy
Her radiant smile was enough to make him fall in love. This is an example sentence using radiant.