ڌماڪي جي پروف مداحن جو بنيادي ڪم اهو ناهي ته فين کي پاڻ کي ڌماڪي کان روڪڻ, بلڪه پيداوار جي سيٽنگن ۾ مٽي ڌماڪن جي خلاف حفاظت ڪرڻ لاء. ڪجهه صنعتن ۾, پيداوار جي عمل flammable ۽ ڌماڪيدار مٽي ۽ مواد پيدا ڪري ٿي, جهڙوڪ ڌاتو ۽ ڪوئلي جي مٽي. انهن خطرناڪ ذرات کي ڪنٽرول ڪرڻ لاءِ, exhaust systems are commonly employed for extraction and collection.
In such scenarios, the occurrence of friction and sparks in a fan could pose a significant risk. ان ڪري, the imperative need for explosion-proof fans. These fans undergo specialized treatment, featuring materials distinct from regular fans, to ensure enhanced safety in these high-risk environments.