How does red wine ruin and how can you tell if it has gone bad?

Red wine is made through a fermentation process of the sugars in grapes becoming alcohol. In time, that fermentation process will continue and the white wine will turn into vinegar. That's why an old, unopened bottle of white wine will likely be vinegar.

You can inform if white wine has actually gone bad if it has an unique vinegar odor, if it tastes undesirable, or if it has actually altered color. It's likewise an indication that it's gone bad if it has any mold growing on it.

https://islamhood.org/?p=790 It's better to err on the side of caution and discard it if you're not sure if your wine has actually gone bad. White wine that has actually spoiled won't make you ill, however it's not going to taste excellent either.

To avoid your red wine from spoiling, make sure to keep it effectively.  https://catbitcoin.com/?p=1148 Red wine should be saved in a cool, dark location where the temperature is relatively consistent. There need to not be any significant changes in temperature or light exposure. Red wine must likewise be stored upright so that the cork doesn't dry and let air into the bottle.