Eucalyptus miti yakasiyana-siyana yemaruva emiti nemashizha mumhuri ye myrtle, inozivikanwa seMyrtaceae. Eucalyptus miti, inogona kubva kune Eucalyptus , Corymbia kana Angophora genera, dzimwe nguva inonzi gum miti . Izvi zvinowanzoratidza kuvanhu kuti iyo iyo iyo iyo inosvina inogona kuuya kubva pamiti iyi. Zvinofadza kuti mamwe koala anongodya chete marudzi mashomanana emashizha aya, uye akawanda ayo mashizha akaomeswa nemafuta ndiyo inoshandiswa inoshandiswa yemishonga.
Kucheka Gum uye Gum Trees
Maererano neGeorge Gum Company, mazino ezuva ranhasi anogadzirwa nechechi, mazino evanhu, kana kucheka kwevanhu. Zvimwe zvinhu zvakagadzirwa nevanhu zvinowanikwa nokuda kwechiitiko chakanaka chekucheka. Kunyange zvazvo gamu remazuva ano eAmerica asingabvi pamiti yemiti, unogona kuedza kutsva eucalyptus resin paunowana imwe yemiti iyi.
Kunewo Kino, iyo zita remajamu gum rinobudiswa nemiti nemiti kusanganisira Eucalyptus. Iyo inobereka ruvara rutsvuku runobudisa huwandu hwakawanda, kunowanikwa zita raro "red gum" uye "ropa miti." Iko rudzi rwegamu rinoshandiswa mukurapa, kuchenesa, uye dhayi, asi kwete sekucheka gum. Kunyange zvakadaro, yakashandiswa segadziriro yemagariro yezvinhu zvine chirwere uye chirwere chehuro.
The History of Gum Tree Chewing
Pakave pane zvinhu zvizhinji zvakave zvichitsvaga kwemazana emakore. Vaboriginal vanhu veAustralia vakatsvaga gummy sap yegum miti, somuenzaniso. Imwe yemhando yekutanga yakabva mumastic ( Pistacia lentiscus ) muEurope, uye vanhu vekuAmerica vakatsvaga maruva emiti .
Uyezve, birch muti tar uye pine muti resins, pakati pezvimwe, zvakatsvakwawo munhoroondo.
MuSouth America, vakatsvaga chicle, iyo yaiva sapodilla ( Manilkara zapota ) muti wekudya. Ichi chicle gare gare chakashandiswa kuumba mazino epakutanga akaitwa muUnited States, akadai seChiclets. Parafini wax yaivewo dzimwe nguva inoshandiswa pakuita chewing gum.
Gum uye Kuzivisa
Maererano naSmithsonian.com, vanhu vakawanda veAmerica vakatsvaga maitiro makumi mana emakore gore ra1920. Izvi zvose zvakatanga apo muongorori weAmerica Thomas Adams Sr. akashandisa zvinhu zvechiganda sechinhu chemabhizimusi, sorobhu, vasati vabiya uye vachichigurisa muzvidimbu zvegamu kuti vatsvake. Yakakurumidza kutengeswa pamasitositiriti emunharaunda, saka akatanga kuigadzira, zvichiita kuti kuve nekugadzirwa kukuru kwekutengesa kuma1980. William Wrigley zvakare akatanga mutambo wokutsvaga panguva yakafanana, iyo yakatengesa gum yakasununguka nemirairo yesipo. Paakaona kuti vanhu vaida gum kupfuura sapu, akaisa pfungwa pamushambadzi wegumusi, achimubvumira kuti ave mumwe wevanhu vakapfuma kwazvo munyika iyo muna 1932, panguva yakaipa, akazofa.
Kutsika gum kubva mumiti hakuiti zvikuru nhasi, zvishoma nokuti hazvigoneki kukohwa. Izvi zvinotungamirirawo kumamiriro ezvinhu ezvemagariro, semiti sapodilla inopera, zvichiita kuti kudyara kwemasango. Panzvimbo pokuuraya pamiti yedu, kutsvaga vashandi vegumisi vave vachishandisa zvigadzirwa zvekugadzira kubva kuma1980. Petroleum, wax, nezvimwe zvinhu zvakajairika, izvo zvinochengetedza mari pasi.