It's called a "Gastrique." Sounds like you're doing homework too. You're question is word for word out of the Professional Cooking Study guide.
Yes, I've used it frequently in marinades or to add flavor to sauces. You can use it the same as you would cooking wine.
Sure, Marinades are usually vinegar based sauces, used to flavor meats before cooking. Barbecue sauces are usually added during or just after cooking. Combining both methods is not unusual. In fact marinades can be boiled down and used for the base of such sauces, adding usually tomato and a sugar to the boiled marinade.
Tarragon is one.
Cane vinegar is used in dishes with sweet and sour sauces, and traditionally in many Filipino dishes.
Alcohol and vinegar are both common ingredients in a variety of foods from salad dressings and sauces to marinades and pickles. Many alcoholic beverages including beer wine and hard liquor contain alcohol and vinegar is a common ingredient in recipes for pickled vegetables sauces and condiments. Below is a list of some common foods that contain alcohol and vinegar: Salad dressings many dressings are made with wine balsamic or apple cider vinegars Pickles pickles are often made with vinegar and sometimes with beer or wine Sauces sauces such as barbecue sauce and teriyaki sauce often contain alcohol and/or vinegar Marinades marinades often contain alcohol such as wine or beer as well as vinegar Fruit-based dishes many fruit-based dishes such as chutneys are made with vinegar Cakes and breads some cakes and breads are made with beer or wine and some are made with vinegarAlcohol and vinegar are both important ingredients in cooking and can add flavor and depth to many dishes. Its important to be aware of the ingredients in your food and to use alcohol and vinegar in moderation.
Sauses containing rice vinegar, soy sauce and sweet and sour sauces are the most common asian sauces.
Cane vinegar is used in dishes with sweet and sour sauces, and traditionally in many Filipino dishes.
You could, but the taste is going to be extremely different: not only does balsamic vinegar have a very distinctive flavour but it is also a lot less aggressive to the taste.
I love using tarragon on chicken. just sprinkle some dried crushed leaves. It's delicious! Tarragon makes an excellent ingredient for infusing through vinegar. Just fill ajar with the bruised leaves, and pour warmed cider or wine vinegar over them. Seal and leave for two weeks, shaking daily. Then strain off the vinegar and bottle. You can use it in a variety of dishes, although in sparing quantities as the flavor is quite strong. Also, cooking it for a long time can make it taste peculiar. Try it mixed in dressings and sauces, or in a herb butter. Rub it over uncooked chicken, fish or 'gamey' meats.
Oregano is an herb. It's used to flavor vegetable, sauces, soups, and stews. Sometimes it's even used in baking.
As long as the inside isn't made from copper, it should be just fine. Any metal will give tomatoes a strange flavor if you store them in it for too long.
Usually for cleaning, for sauces in foods and as an ingredient for cooking, also for some alternative medicine in combination with other edible products.