300K views · 5.4K reactions | This person tests earth connections to ensure electrical safety. By testing multiple points, it's possible to verify that the entire system is properly grounded. This is very important for electrical work. Have you tested earth connections? #topheightselectricals #viral #fyp #reel #electricalsafety | Topheights Electricals and Electricians | Facebook

Fire Sprinkler Testing Explained 🔥💦 Ever seen someone set fire to a sprinkler? It’s not a stunt—it’s a safety test! Heating ensures the system works perfectly in real emergencies. Regular testing prevents clogs, guaranteeing fast, life-saving performance when fires strike. Credits : @bluecylinder, @MANPREETSINGH-rv4zh, @MODERNMILT, @MODERNMILT, @kordfireprotection, /YT #firekirin #protection #firesafety #trendingreel #safetyfirst | WebEye News

5K views · 83 reactions | Respiratory System Explained In...