Marinades are mixtures of oil, seasonings, and often acidic ingredients, like vinegar, wine, or citrus juice, used to enhance the flavor of foods. There are different types of marinades, classified as acidic, enzymatic, or oil-based.
Answer:
There are many ways you could answer this question.
Explanation:
If it is a physicl copy, you should store it with your other important doncuments of course, or have protective sheets on or around it for safety. If you are talking legally, a notarized document is always going to be more official that a non notarized document, so if you get it notarized, then you can protect yourself and the importance of the document legally.
Mechanical problems since they can be solved and have the second most deaths. I would have the plane go through at least 3 examinations before boarding then one passenger exam before takeoff.