If a man kisses his wife or touches her hand or hugs her but he does not emit anything, then his wudu is not invalidated and it remains as it is. But if madhiy or maniy come out of him as a result of kissing her, then his wudu is invalidated.

Applying cream on the face does not break wudu nor does it break the fast.

Erection does not break Wudu if nothing comes out of the penis because an erection is not one of the things that invalidate Wudu.

Some of the scholars said that if water (pus) from wounds is a small amount, it does not break wudu, but if it is a large amount then it does break wudu.