What are the four primary elements found in coal? 90% carbon, 3% oxygen, 4% hydrogen, and 1% sulfur. What forms of air pollution do these elements become as part of coal combustion? When coal is burned for fuel, it combines with oxygen in air to form several air pollutions. What substances are contained within coal ash?
It is an oil painting on canvas.   It is to show Picasso's anger at the bombing of the little Spanish town Guernica in 1937.  .
She painted her life's sadness by showing self portraits of being depressed. Art: As you can see from the painting above Pablo Picasso is important. Pablo Picasso is a artist from Spain who Invented different types of art. Picassoâs paintings were often mistaken for a child's. Frida Kahlo is also an important artist from Spain. She painted her life's sadness by showing self portraits of being depressed.