Summer Solstice is what happens when part of the Earth's surface is tilted towards the sun..
Hot liquid rock comes in contact with Earth´s cold crust
1 --> Jaws
2 --> Four limbs
4 --> Mammary & fur
5 --> Walking on two legs
The exposure of a person to colloids majorly present in industrial area may results in the accumulation in the body tissue which causes dark deposit in the skin. They are not safe and is dangerous for health which may cause turning of skin blue permanently and it is life long.
Whereas, the colloid of silver nitrate is used to treat skin burns and ulcers but its overuse may result in adverse effect.
