Chemicals used in our daily life and its speciality.
English
Boshlangʻich
This is abouts the chemicals that we use daily in our life without even knowing chemical name, its chemical formula, its properties and its specialities
Tavsif
Teglar
30
Savollar
30 soniya
Har bir savolga
5:30
Oʻrtacha vaqt
3,0
Tanlov balli
12
Ishtirokchilar
at a higher level or layer.
and some grammar mistakes but i liked the idea ... good luck