One dr question
tooth brush kitney arsey bad retired kiya jata hy?
chinese: 1 week
british 1 month
usa 3 months
india: india mn tooth brash kabi b retired ni hota
dr.wo kaisy
indian india mn tooth brush sab se pehle,
dant saf krne ke kam ata hai.
phir hair color krne ke kam ata hai.
us k bad mechines ki safai k kam ata hai
aur
jb us k ball gir jate hai to,
izar meh nara dalny k kam ata hai.