No, red wine vinegar does not have to be refrigerated. It will spoil over a very long time, but that is not related to the storage temperature, rather to its exposure to air.
No. White wine vinegar is white wine that has been aged after its shelf life. Basically, vinegar is spoiled wine.
No, white wine vinegar and white balsamic vinegar are not the same. White wine vinegar is made from fermented white wine, while white balsamic vinegar is made from white grape must that has been aged and concentrated. They have different flavors and uses in cooking.
balsamic vinegar is aged in wooden barrels.
Recipes call for white balsamic vinegar because it will not change the colour of the other ingredients (such as scallops). If you do not have it, substitute with white wine vinegar and a pinch of sugar.
Balsamic
You could if you don't mind the fact that it tastes entirely different. Balsamic vinegar is actually made from boiled white grape juice, aged for years in a series of casks of different kinds of wood. It doesn't taste much at all like a combination of red wine and distilled vinegar.
Vinegar is produced from alcohol using a vinegar culture. The color of the vinegar is based on what was used to make the vinegar and thus results in different flavors. For instance, beer tastes different from red wine which is again different from white wine. Which vinegar you use should be based on why you are using it and the quality factors, such as what it was made in, how long it aged, etc. More concern should be applied to these things than what color it is. White things aren't always bad or a result of bleaching.
Dessert wine do not need to be aged, but can be. Make sure if it is a white dessert wine, it is chilled.
To distress metal using vinegar, you can create a solution of vinegar and water and soak the metal in it for a period of time. The acidity of the vinegar will react with the metal, creating a distressed or aged appearance.
Modana Italy.. for it to be a true balsamic vinegar it must be aged for a minimum of ten years. Its great in salads and on steak.
Aged chili peppers, vinegar, salt, garlic powder.
True balsamic vinegar is made from a reduction of syrup from sweet wine grapes, called "Mosto Cotto" in Italian.