A few « vinic » tips
In case you do not have a decanter at your disposal, you can also slowly and smoothly pour the wine in a jug and pour it back in the bottle so that the wine will oxygenate.
The wine does or will present one day a noble and natural depot. It is a sign of the wine life in the bottle. Preventing this depot to form is removing wine a part of his life and consequently a big part of his qualities.
A wine should be serve between 17-19°C. Mind the heating.