Hydrofluoric (HF) acid, one of the strongest inorganic acids, is used mainly for industrial purposes (eg, glass etching, metal cleaning, electronics manufacturing). Hydrofluoric acid also may be found in home rust removers. Exposure usually is unintentional and often is due to inadequate use of protective measures.
It can be difficult to pinpoint the exact cause of a burning smell in nose. Thatâs because the potential causes are many. One possible explanation for this symptom is sinus congestion. A lot of people suffer from this, so you shouldnât rule it out. People with sinus problems sometimes smell things that arenât there, too.
I keep getting a burning smell in my nose. Its driving me mad. I've had it now for three months. Its not there all the time, it comes and goes throughout the day. Does anyone know what might cause this. Someone said it might be a sinus problem. I've not noticed any other symptoms. 3 following.