01:54
Pottasium permagnate vs glycerine
03:29
Object passing sensor
01:06
Circuit breaker alarm
01:25
Night darkness detector
01:07
Day alarm led
01:04
Water tank alarm system
01:27
Turmeric (Natural Indicator)
00:58
HUMAN BLOOD UNDER MICROSCOPE AT 225X AND 675X
01:52
Red chilly under microscope at 225x and 675x
01:47
Onion under microscope at 225x and 675x
00:50
Leaf under microscope at 225x and 675x
00:48
Human Skin under microscope at 225x
01:52
Carrot under microscope(225x)
01:27
Cabbage under microscope(150x)
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