Question

non metal used for preserving the food material is
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Answer 1

Answer:

non metal use for preserving the food material is nitrogen

Answer 2

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Non metal used for preserving food materials is

NITROGEN

$explanation$
Nitrogen is the chemical element with the symbol N and atomic number 7. ... At standard temperature and pressure, two atoms of the element bind to form dinitrogen, a colourless and odorless diatomic gas with the formula N2. Dinitrogen forms about 78% of Earth's atmosphere, making it the most abundant uncombined element.


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