ๆญฏใใฉใท
ๆญฏใใฉใท, toothbrush
ๆญฏใใฉใทใฏๆญฏใใใใใซ็ฃจใใใใฎ่ก็็จๅใงใใ1ๆฅใซ3ๅไปฅไธไฝฟใใฎใ่ฏใใงใใใใ
ๆ่ฟใฏ้ปๅๆญฏใใฉใทใ็ฐๅขใซๅชใใ็ซนใฎๆญฏใใฉใทใใใไฝฟใใใฆใใพใใใใฉใทใฎ่ฒใๅคใใใจไบคๆๆๆใๆใใฆใใใ่ฃฝๅใใใใพใใ
ๆญฏใใฉใทใฏๆญฏใใใใใซ็ฃจใใใใฎ่ก็็จๅใงใใ1ๆฅใซ3ๅไปฅไธไฝฟใใฎใ่ฏใใงใใใใ
ๆ่ฟใฏ้ปๅๆญฏใใฉใทใ็ฐๅขใซๅชใใ็ซนใฎๆญฏใใฉใทใใใไฝฟใใใฆใใพใใใใฉใทใฎ่ฒใๅคใใใจไบคๆๆๆใๆใใฆใใใ่ฃฝๅใใใใพใใ
ๆๅใฎๆญฏใใฉใทใฏ็ดๅ ๅ3500ๅนด้ ใใใใญใใขใงๆจใฎๆใไฝฟใฃใฆไฝใใใใจ่จใใใฆใใพใใ็พไปฃ็ใชใใคใญใณ่ฃฝใฎใใฉใทใฏ1938ๅนดใซ้็บใใใใใใฏๅฃ่ ่ก็ใซใใใ้ฉๅฝ็ใช็บๅฑใใใใใใพใใใ
่ฟๅนดใงใฏIoTๆ่กใ็ตใฟๅใใใในใใผใๆญฏใใฉใทใ็ปๅ ดใใฆใใพใใๆญฏ็ฃจใใใฟใผใณใๅๆใใๆญฃใใๆญฏ็ฃจใใฎๆนๆณใๆใใฆใใใๆฉ่ฝใพใงๅใใฆใใพใใใพใใ็ฐๅขใ่ใใๆถ่ฒป่ ใฎใใใซใใชใใฃใซๅผใฎใใฉใทใใใใ็ๅ่งฃๆงๆญฏใใฉใทใไบบๆฐใ้ใใฆใใพใใ