Rubre karemano yavukiye mu karere ka Amazone ya Amerika yepfo, Umusozi w'Uburengerazuba, Abahinde baho, kandi mu butaka bw'ibiti ", hamwe n'ibicuruzwa bya rubber hamwe na reberi ya rubber .
Nkubwo Espanye n'Igiportigale
Ntabwo ari Umunyamerika Goodyer yahimbye uburyo bwahimbye uburyo bwa reberi mu bushakashatsi bwe mu bushakashatsi bwe mu buryo bwa rubber busanzwe kandi inganda
Nyuma, Bwongereza Wei Kehan yakusanyije imbuto ibihumbi icumi bya rubber mu mashyamba ya Amazone maze abohereza mu busitani bwa kaberi bwakozwe muri London, nyuma yoherezwa muri Singapuru