OBA ( Optical Brightening Agent )

[@Shortfilm98926]

FANTASTIC ❤ AND MORE INFORMATIVE VIDEO MAY GOD BLESS YOU AND GIVE YOU SUCCESS IN THIS STRUGGLING 💖

[@Studywithk.k751]

Thanku so much

[@Tpurushothaman-vc8lf]

Plss give dyeing recipe calculation

[@Studywithk.k751]

Ys sure

[@rahul-su2ku]

Sir mai appse contact kaise karu mujhe appse bahut kuch sikhna hai

[@Studywithk.k751]

You can msg me on my Instagram

[@rahul-su2ku]

Ok sir 😊😊😊​@@Studywithk.k751

[@Tpurushothaman-vc8lf]

Bro add caption in English

[@Studywithk.k751]

Ok