Leak Detection Methods of Refrigerant (हिन्दी)

What are the methods used for leak detection of refrigerant

[@Akefact804]

Thanks sir ji aapke vedio bahut hi help full hote hai

[@Akefact804]

Jay shree ram 🙏 sir ji

[@aradhnadasondhi7780]

Thank you

[@user-ck1nx2jy1p]

हैलाइड टॉर्च का उपयोग किस प्रकार के रेफ्रिजरेंट के लिए नहीं करते है बताओ sir

[@AshishKumar-zz8xk]

Sir Tom subject ka important numerical and theory ka video bana deta Jo exam me bar bar pucha jata hai

[@pkclasses1649]

some video already uploaded check in Play list