*WAEC METAL WORK SOLUTION* *NUMBER FOUR* (4ai) Diagram (4aii) (i) Inner Cone: This is the hottest part of the flame, where the acetylene and oxygen combine. (ii) Outer Cone/envelope: This surrounds the inner cone and is less hot. (4b) One factor to consider when choosing a cutting nozzle is the thickness of the material to be cut. The nozzle size must match the material thickness to ensure a clean and efficient cut. (4c) Diagram Follow the WAEC channel on WhatsApp: https://whatsapp.com/channel/0029VaCkP2wDjiOUlqtkYr2n JOIN HERE WAEC WEBPAGE FOR MORE INFO: t.me/West_african_examination_council _FORWARD OR SHARE WITH YOUR FRIENDS TO FOLLOW THE MAIN CHANNEL🇬🇭🇳🇬🇸🇱🇬🇲🇱🇷_ _*Forward to inform others_*