ขนาดวิดีโอ: 1280 X 720853 X 480640 X 360
แสดงแผงควบคุมโปรแกรมเล่น
เล่นอัตโนมัติ
เล่นใหม่
Furnaces that used to rach around 1600 C now only run at1500 C as they did 60 years ago my 5:25 mind boggles with your developments.
Wow!! Now iron makes chrome green glass and copper makes cobalt blue. ... What are you doing here ? Miracles that defy the laws of physics ?
Furnaces that used to rach around 1600 C now only run at1500 C as they did 60 years ago my 5:25 mind boggles with your developments.
Wow!! Now iron makes chrome green glass and copper makes cobalt blue. ... What are you doing here ? Miracles that defy the laws of physics ?