Histori ea Materase

U ka nka materase a hau habobebe, 'me qetellong ea letsatsi le boima, u ke ke ua nahana haholo ha u robala.
Empa bethe eo re e tsebang kajeno e hōlile ho tloha ho letoto le lelelele la mekhoa ho ea ho letlalo la poli la materase a tletseng metsi a sebelisoang ke 3600 B Persian.
C. e-ea betheng 'me ha e le hantle feela mokotla o tletseng ntho leha e le efe e fumanehang sebakeng seo ka nako eo, ho akarelletsa le joang, kapa u ka tlatsa libethe ka masiba haeba u ruile.
E bile feela lekholong la bo16 la lilemo kapa la bo17 la lilemo moo bethe e ileng ea qala ho behoa fatše le foreiming.
Li ntse li kenngoa ka joang kapa masiba, empa bonyane bethe ka boeona e nyolohetse boemong bo bocha ba boiketlo ho tloha mobu o batang, o thata.
Ho tloha moo, bethe e ntse e tsoela pele, 'me lekholong la bo18 la lilemo, bethe e kenngoa ka k'hothone kapa boea ho e-na le lisebelisoa tsa tlhaho tse fumanehang habonolo, empa li tlameha ho phutholoha ho robala.
Ka tsoelo-pele ea mehla ea indasteri, tsela eo bethe e entsoeng ka eona e fetohile haholo, kaha e ile ea qhoma ho tloha fatše ho ea setulong sa bethe, ho qhoma ho hoholo ka ho fetisisa letsatsi le leng le le leng.
Mehla ena ha ea fetola feela tsela eo Maamerika a phelang le ho sebetsa ka eona, empa hape le tsela eo a robalang ka eona.
Lebokose la lebokose le ile la qaptjoa bakeng sa tšehetso e kholoanyane, le lateloa ke materase a entsoeng ka selemo se ka hare ho eketsa boiketlo le nako e telele ea bethe e tloaelehileng.
Lekholo la bo20 la lilemo le thehile theknoloji e ncha, 'me bethe e boetse e nkile lebelo le leholo ho tloha mehleng ea indasteri ho lumellana le mokhoa oa eona oa lilemo tse leshome oa tsoelo-pele.
Ka mohlala, ha Ntoa ea II ea Lefatše e atamela lilemong tsa bo-1940, hoo e ka bang thepa eohle e ile ea aroloa ho thusa ntoa ka ho qala libethe tse se nang letho.
Lilemo tse mashome hamorao, ka nako ea litokelo tsa botho ea lerato la mahala le lepetjo la khotso --
Moalo oa metsi, e leng ho ikhula ho tloha betheng ea pele ea Persia e entsoeng ka letlalo la pōli le tletseng metsi, e fetoha ntho e tloaelehileng, pele materase a macha a lilemo tse leshome tse ncha a tumme, a 'nile a tsebahala ka lilemo tse mashome.
Lilemo tse leshome tse ncha tsa bo-1970 li ile tsa tloha hole le Litokelo tsa Botho le Khotso ea March, ho tlisa batho ba Amerika meeling e ka ntle ea nako le sebaka se secha.
Empa lilemo tsa sebaka ha lia ka tsa re fa feela tlhahisoleseding e ncha ka majoe a khoeli le tsamaiso ea letsatsi, empa hape e re file batho Don, NASA le libethe tsa foam tsa memori.
Matsatsing ana, boholo ba materase a tloaelehileng ke a mangata, setaele le boiketlo bo phahame ho feta kamoo baholo-holo ba rona ba neng ba nahana kateng, hobane ba robala betheng e tletseng joang kapa masiba, ho ne ho le thata hore re nahane hore bethe ea rona e phutholohile bosiu ntle le khetho ea rona tabeng ena.