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.  .
The Old Guitarist is an oil painting by Pablo Picasso created late 1903âearly 1904. It depicts an old, blind, haggard man with threadbare clothing weakly hunched over his guitar, playing in the streets of Barcelona, Spain. It is currently on display in the Art Institute of Chicago. At the time of The Old Guitarist âs creation, Modernism, Impressionism, Post-Impressionism, and Symbolism had merged and created an overall movement called Expressionism which greatly influenced Picassoâs style.