What is the central idea of "the tiger's whisker"?
1. yun ok is worried about her husband after he returns home from the war and wonders if he will ever be loving and gentle again.
2. yun ok learns from the hermit that to win her husband's love again, she must treat her husband the same way she treated the tiger.
3. yun ok asks the hermit for a potion to give to her husband so he will be loving and gentle the way he used to be.
4. yun ok spends months trying to win the trust of a dangerous tiger, so she can get one of its whiskers for a potion.

invention of the washing machine

in the past, people used sticks and stones or scrub boards to clean their clothing. as it was sweaty, backbreaking work, we owe a world of to james king because he created the model for the modern washing machine in 1851. the most important issue was that this machine cleaned clothes while a person cranked the handle. doing this made people who used it develop strong muscles in their arms. later, in 1908, alva j. fisher created an electric washing machine named thor. this one was not the first automatic washing machine. however, it was one of the most popular models at the time.

guarenteed the right to self organization