polystyrene. Limonene contains a natural oil, citronella, which breaks down the hydrocarbon bonds of polystyrene and dissolves polystyrene. A sticky residue is left behind, which can be easily decomposed by microorganisms in air and water. This project is significant to the real world because polystyrene that
Why the Number of House Members Hasn't Changed Since 1913. There are still 435 members of the House of Representatives a century later because of the Permanent Apportionment Act of 1929, which set that number in stone. The Permanent Apportionment Act of 1929 was the result of a battle between rural and urban areas of the United States following the 1920 Census.
The House of Representatives originally comprised 59 members. The number rose following the ratification of the Constitution by North Carolina and Rhode Island in 1790; the first Congress (1789â91) adjourned with 65 representatives. By 1912 membership had reached 435. Two additional representatives were added temporarily after the admission of Alaska and Hawaii as states in 1959, but at the next legislative apportionment, membership returned to 435, the number authorized by a law enacted in 1941.