__________ filters are utilized for purpose, especially with high—te – McqOptions

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1.	__________ filters are utilized for purpose, especially with high—temperature blackbody radiation, where large amounts of U.V. light (which could cautilize eye and skin damage) are produced.
A.	a)Heat
B.	b)UV
C.	c)Grey body
D.	d)Dye
Answer» C.

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