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Natural rubber chanchin hi a chanchin a ni.

Jan 18, 2019

Natural rubber hi South America, Mala tlanga Amazon biala awm a ni a, Mala Mountain (Western region, tualchhung Indian-ho rubber tree "tears tree" tia koh te, lei atanga tui dahna, rubber ball leh rubber product dang. ah te a awm a ni.

Spanish leh Portuguese-hoin an lawnga an kal lai chuan Europe ramah natural rubber chungchanga an hriatna an rawn keng tel a ni.Amaherawhchu, hun rei tak hnuah, mipuiten natural rubber an hriatthiam leh hman dan chu a tui tlak lohna characteristic-ah chauh a innghat a, natural rubber hmanna chuan hmasawnna nasa tak a nei lo.

American chemist Charles Goodyear-a’n a experiment-a rubber vulcanization method a siam palh hnuah natural rubber chu formal industrial raw material a lo ni ta a, rubber nena inzawm industry tam tak chu a lo awm thei ta a ni.

A hnuah British Wei Kehan chuan Amazon ramngaw atang hian rubber chi sang sawm a la khawm a, London, England-a Royal Botanic Garden-ah a thawn a, chu chu rubber chi chu rubber chi atan an siam a, chu chu Singapore, Sri Lanka, Malaysia leh ram dang, phun leh hlawhtlinna atan an thawn a ni.


Inquiry thawn rawh .