Only pasteurized liquid, frozen, and dehydrated eggs displaying a should be accepted. HACCP mark
FDA stamp of approval
USDA inspection mark
Grade A symbol

Grade A symbol

Explanation:

In order to minimize microorganism contamination related problems, egg whites, whole eggs, and egg yolks are dehydrated and or pasteurized. Up to 30% of the produced eggs are pasteurized or dehydrated in developing countries

Shell egg producers pay for the USDA shell egg grading service. USDA guarantees that the produced eggs satisfy the quality and hygienic processing standards of a U. S. consumer grade which includes USDA Grade AA, USDA grade A, and USDA Grade B

Grade A stands for eggs of very high quality.

no

explanation:

your too far away.

i think its pulmonary not sure tho