What does triskaidekaphobia mean ? use in your own words.

The fear of the number 13.

Explanation:

Someone who is afraid of the number 13. For example, someone who goes into buildings without the 13th floor.

triskaidekaphobia Is a very niche extreme fear of the number 13. Some people relate it to the fear of the day Friday 13th but that is a separate phobia though people with triskaidekaphobia are scared of the date as well.

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.

i think that it is (line 11)