1

About หัวเจียรหุ้มยาง

asenacab692lta4
The English Chemist Joseph Priestley gave it the title rubber in 1770 when he located it could be utilized to rub out pencil marks. Its important business achievement arrived only following the vulcanization approach was invented by Charles Goodyear in 1839. Styrene Butadiene Rubber is among the most made use Successfully Submitted (Awaiting Approval)
Report this page

Comments

    HTML is allowed

Who Upvoted this Story