Hello Welcome in H.C.M. for consultation. I have gone through your query regarding sinus and ear infection leading to bleach smell and bleeding nose and hissing sound in ear. Considering your complaints it is clear that you are having sinusitis and this ultimately draining to nasal cavity and throat (post nasal drip) and from here infection reaches to ear via Eustachian tube. In the nose you feel bleach like smell due to infected discharge. For management point of view you are advice these basic investigations- (1) C.T.scan paranasal sinuses. (2) Culture and sensitivity of throat swab. (3) X-Ray chest P.A.view. (4) Audiometery. After this thorough examination of ear nose and throat along with clinical co-relation of inferences of investigations will tell us about correct diagnosis which can be accordingly plan for treatment. With Regards.