metallic contamination इन हिंदी

metallic: धातु जैसा

contamination: मलिनता मैलापन

	1.	Carbon and metallic contamination are kept to a minimum.
	2.	A valve of this sort has leaked only once before, in 1981, because of metallic contamination.
	3.	Harmful chemicals were found in 23 samples, but the levels complied with Food Adulteration ( Metallic Contamination ) Regulations in Hong Kong.

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