@jonsmth
Yeah but they contain dirt
Lint has similar structure to cotton balls
But due to daily usage it contains and traps dirt
Think of used cotton swabs
i guess the name of page 3 is : P.E. clothes - clothes-tying technique .
page 4 : so she is living with her mother , i wonder what kind of mother is she ? and what about her father ? they must be very horrible so this black-hair girl is retar* now .