Kev Keeb Keeb Keeb Keeb Keeb Keeb Tshuaj Ntawm Cov Hnab Ntawv

Thawj daim ntawv muag khoom kraft hnab ntawv yug hauv 1908 hauv St. Paul, Minnesota, USA. Yuav kom txhawb nqa txoj kev loj hlob muag, Walter Duvina, ib tus tswv khw muag khoom hauv zos, tau nrhiav kev los tso cai rau cov neeg siv yuav ntau dua ib zaug.

Nyob rau ntau tshaj li ib nrab xyoo dhau los txij thaum ntawd los, txoj kev loj hlob ntawm lub hnab ntawv muag khoom kraft tau du thiab du. Cov kev txhim kho ntawm cov ntaub ntawv tau ua tus kabmob peev xwm ntau dua thiab ntau txaus nyiam, thiab tsos tau ua ntau thiab ntau zoo nkauj. Cov lag luam tau luam tawm ntau hom lag luam thiab cov qauv ntawm cov ntawv xa nyiaj (kraft paper). Nyob rau hauv lub hnab, nkag mus rau hauv lub khws ntawm txoj kev thiab alleys.

Mus txog rau xyoo pua thaum xyoo pua, qhov tshwm sim ntawm cov hnab yas mus ua lwm lub kiv puag ncig hauv keeb kwm ntawm cov hnab yuav khoom. Cov sleek, ntau khov thiab cheaper manufacturing nqi muaj eclipsed lub ib zaug saib kraft ntawv hnab. Txij thaum ntawd, cov hnab yas tau xaiv thawj zaug rau noj txhua hnub, thaum lub hnab tawv nqaij tau maj mam "retreated rau kab thib ob". Thaum kawg, lwm lub hnab ntawv uas tau dhau los tsuas yog siv los ntawm ob peb yam khoom siv tawv nqaij, khaub ncaws thiab cov phau ntawv, cov khoom siv muag khoom hauv lub npe ntawm "nostalgia", "natural" thiab "environmental protection".

Nyob rau hauv xyoo tsis ntev los no, nrog lub ntiaj teb prevalence ntawm "anti-yas" cua, environmentalists tau pib saib nyob rau hauv kraft ancient hnab ntawv .