1) Dab tsi ua Popcorn Pop?Txhua ntsiav ntawm paj kws muaj ib tug tee dej khaws cia rau hauv ib lub voj voog ntawm cov hmoov txhuv nplej siab.(Qhov no yog vim li cas paj kws yuav tsum muaj 13.5 feem pua ​​​​mus rau 14 feem pua ​​​​ntawm noo noo.) Cov hmoov txhuv nplej siab yog nyob ib puag ncig los ntawm cov pob txha sab nraud.Thaum lub kernel heats li, cov dej pib nthuav, thiab lub siab tsim tawm tsam cov hmoov txhuv nplej siab.Thaum kawg, qhov nyuaj saum npoo no muab txoj hauv kev, ua rau paj kws "tawg".Raws li cov paj kws tawg paj, cov hmoov txhuv nplej siab hauv cov paj kws ua paj tau tawg thiab tawg, tig lub kernel sab hauv tawm.Lub ncu hauv lub ntsiav tau tso tawm, thiab paj kws yog popped!

2) Hom Popcorn Kernels: Ob hom paj kws paj kws yog "butterfly" thiab "mhroom".Npauj npaim kernel yog loj thiab fluffy nrog ntau "tis" protruding ntawm txhua kernel.Buttefly kernels yog hom paj kws tshaj plaws.Cov nceb kernel yog ntau ntom thiab compact thiab zoo li lub pob.Mushroom kernels yog zoo meej rau cov txheej txheem uas yuav tsum tau hnyav tuav cov kernels xws li txheej.

3) Nkag siab Txog Kev Tshaj Tawm: Kev sim pop nthuav dav yog ua nrog Cretors Metric Weight Volumetric Test.Qhov kev sim no tau lees paub tias yog tus qauv los ntawm kev lag luam paj kws.MWVT yog qhov ntsuas ntawm cubic centimeters ntawm pob kws popped rau 1 gram ntawm cov pob kws tsis muaj pob kws (cc / g).Kev nyeem ntawm 46 ntawm MWVT txhais tau hais tias 1 gram ntawm pob kws tsis tau hloov pauv mus rau 46 cubic centimeters ntawm pob kws popped.Qhov siab dua tus lej MWVT, qhov ntau dua ntawm cov pob kws popped ib qhov hnyav ntawm cov pob kws tsis muaj pob kws.

4) Nkag siab Kernel Loj: Kernel loj yog ntsuas hauv K / 10g lossis kernels ib 10 grams.Hauv qhov kev sim no, 10 grams ntawm paj kws yog ntsuas tawm thiab cov kernels raug suav.Qhov siab dua cov kernel suav qhov me me ntawm cov ntsiav loj.Kev nthuav dav ntawm paj kws tsis yog cuam tshuam ncaj qha los ntawm cov ntsiav loj.

5) Keeb kwm ntawm Popcorn:

· Txawm hais tias paj kws tej zaum tuaj hauv Mexico, nws tau loj hlob hauv Suav teb, Sumatra thiab Is Nrias teb xyoo ua ntej Columbus tuaj xyuas Asmeskas.

· Biblical accounts ntawm "pob kws" khaws cia nyob rau hauv lub pyramids ntawm Egypt yog to taub yuam kev.Lub "pob kws" los ntawm phau Vajlugkub yog tej zaum barley.Qhov yuam kev yog los ntawm kev hloov pauv ntawm lo lus "pob kws", uas tau siv los qhia txog cov nplej uas siv ntau tshaj plaws ntawm ib qho chaw tshwj xeeb.Hauv tebchaws Askiv, "pob kws" yog nplej, thiab hauv Scotland thiab Ireland lo lus raug xa mus rau oats.Txij li cov pob kws yog cov neeg Asmeskas "pob kws", nws tau muab lub npe ntawd - thiab khaws nws niaj hnub no.

· Cov pob kws qub tshaj plaws uas paub tsis meej yog qhov txawv ntawm cov pob kws niaj hnub no, txiav txim los ntawm 80,000-xyoo-laus fossil pom 200 ko taw hauv qab Mexico City.

· Nws ntseeg tau hais tias thawj zaug siv cov qus thiab thaum ntxov cultivated pob kws yog popping.

· Cov pob ntseg qub tshaj plaws ntawm paj kws puas tau pom tau pom nyob rau hauv Bat Cave ntawm sab hnub poob Central New Mexico hauv xyoo 1948 thiab 1950. Qhov nruab nrab ntawm me dua ib lub npib mus txog li 2 ntiv tes, lub pob ntseg Bat Cave qub tshaj plaws muaj txog 5,600 xyoo.

· Hauv qhov ntxa ntawm ntug dej hiav txwv sab hnub tuaj ntawm Peru, cov kws tshawb fawb tau pom cov nplej paj kws muaj hnub nyoog 1,000 xyoo.Cov nplej no tau khaws cia zoo heev uas lawv tseem yuav pop.

· Nyob rau sab hnub poob Utah, muaj 1,000-xyoo-laus popped kernel ntawm paj kws tau pom nyob rau hauv lub qhov tsua qhuav inhabited los ntawm predecessors ntawm Pueblo Indians.

· Zapotec lub ntees tuag nyob rau hauv Mexico thiab yos los ntawm 300 AD qhia txog Maize vajtswv nrog cov cim sawv cev rau cov paj kws thaum ub nyob rau hauv nws headdress.

· Ancient paj kws poppers - cov hlab ntsha ntiav nrog ib lub qhov nyob rau sab saum toj, ib leeg kov tej zaum decorated nrog sculptured motif xws li miv, thiab tej zaum decorated nrog motifs luam tawm thoob plaws lub nkoj - tau pom nyob rau sab qaum teb ntug dej hiav txwv ntawm Peru thiab hnub tim. rov qab mus rau lub pre-Incan Mohica Culture ntawm txog 300 AD

· Feem ntau cov paj kws los ntawm 800 xyoo dhau los yog tawv thiab tawv-stalked.Cov kernels lawv tus kheej tau zoo heev.Txawm tias niaj hnub no, cua qee zaus tshuab suab puam xuab zeb los ntawm kev faus neeg thaum ub, nthuav tawm cov pob kws ntawm pob kws uas zoo li tshiab thiab dawb tab sis muaj ntau pua xyoo.

· Thaum lub sij hawm cov neeg European pib nyob rau hauv "Lub Ntiaj Teb Tshiab," paj kws thiab lwm yam pob kws tau kis mus rau txhua haiv neeg Native American nyob rau sab qaum teb thiab South America, tshwj tsis yog cov nyob rau sab qaum teb thiab sab qab teb ntawm cov teb chaws.Ntau tshaj 700 hom paj kws tau raug cog, ntau cov paj kws paj ntoo tau tsim, thiab paj kws tau hnav hauv cov plaub hau thiab ncig lub caj dab.Muaj txawm ib tug dav siv paj kws npias.

· Thaum Columbus thawj zaug tuaj txog rau West Indies, cov neeg ib txwm sim muag paj kws rau nws cov neeg coob.

· Xyoo 1519, Cortes tau pom thawj zaug ntawm paj kws thaum nws tau tawm tsam Mexico thiab tau ntsib nrog Aztecs.Popcorn yog ib qho khoom noj tseem ceeb rau cov neeg Aztec Indians, uas kuj siv paj kws los ua kev kho kom zoo nkauj rau lub taub hau, caj dab thiab ornaments ntawm cov mlom ntawm lawv cov vajtswv, suav nrog Tlaloc, tus vajtswv ntawm pob kws, nag thiab fertility.

· Ib qho lus Mev thaum ntxov ntawm kev ua koob tsheej qhuas Aztec vajtswv uas saib xyuas cov neeg nuv ntses nyeem: "Lawv tau tawg ua ntej nws cov pob kws parched, hu ua momochitl, ib hom pob kws uas tawg thaum parched thiab nthuav tawm nws cov ntsiab lus thiab ua rau nws tus kheej zoo li paj dawb heev. ;lawv hais tias cov no yog lawg pob zeb muab rau tus vajtswv dej. "

· Sau ntawv ntawm Peruvian Isdias Asmesliskas xyoo 1650, tus neeg Mev Cobo hais tias, "Lawv ci qee yam pob kws kom txog thaum nws tawg.Lawv hu nws pisancalla, thiab lawv siv nws ua ib qho khoom qab zib. "

· Cov neeg tshawb nrhiav Fabkis thaum ntxov los ntawm thaj av Great Lakes (circa 1612) tau tshaj tawm tias Iroquois tau pop pob kws rau hauv lub lauj kaub tais diav nrog cov xuab zeb sov thiab siv nws los ua cov kua zaub paj kws, thiab lwm yam.

· Cov kws sau ntawv Askiv tau qhia txog paj kws nyob rau thawj hnub Thanksgiving noj hmo ntawm Plymouth, Massachusetts.Quadequina, tus kwv ntawm Wampanoag tus thawj coj Massasoit, nqa ib lub hnab deerskin ntawm pob kws popped rau kev ua koob tsheej ua khoom plig.

· Cov Neeg Qhab Asmeskas yuav nqa paj kws "khoom noj txom ncauj" rau cov rooj sib tham nrog cov tub rog Askiv ua lub cim ntawm kev ua siab zoo thaum muaj kev sib haum xeeb.

· Colonial housewives tau noj paj kws nrog qab zib thiab qab zib rau pluas tshais - thawj "puffed" tshais cereal noj los ntawm Europeans.Qee tus neeg ua liaj ua teb tau popped pob kws siv lub tog raj kheej ntawm cov ntawv nyias-hlau uas tig mus rau ntawm lub qag nyob rau hauv pem hauv ntej ntawm lub qhov cub zoo li lub tawb tawb.

· Pob kws tau nrov heev los ntawm 1890s mus txog rau Kev Nyuaj Siab Loj.Cov neeg muag khoom hauv txoj kev tau siv los ua raws li cov neeg coob coob nyob ib puag ncig, thawb cov pa los yog cov pa roj pa tawm los ntawm kev ua yeeb yam, chaw ua si thiab nthuav tawm.

· Thaum Muaj Kev Nyuaj Siab, paj kws ntawm 5 lossis 10 xees ib lub hnab yog ib qho ntawm ob peb cov khoom kim heev down-and-out tsev neeg muaj peev xwm them taus.Thaum lwm cov lag luam ua tsis tiav, cov paj kws ua lag luam vam meej.Tus neeg ua lag luam hauv Oklahoma uas tau tawg thaum nws lub txhab nyiaj ua tsis tiav yuav lub tshuab paj kws thiab pib ua lag luam hauv khw me me ze ntawm lub tsev ua yeeb yam.Tom qab ob peb xyoos, nws lub lag luam paj kws tau txais nyiaj txaus los yuav peb lub teb uas nws tau ploj lawm.

· Thaum Ntiaj Teb Tsov Rog II, qab zib raug xa mus rau Asmeskas cov tub rog, uas txhais tau tias tsis muaj qab zib ntau nyob hauv Tebchaws Meskas los ua khoom qab zib.Ua tsaug rau qhov xwm txheej txawv txawv no, cov neeg Amelikas tau noj peb zaug ntau li paj kws li niaj zaus.

· Popcorn tau mus rau hauv qhov poob qis thaum xyoo 1950, thaum TV tau nrov.Kev tuaj koom ntawm cov yeeb yaj kiab ua yeeb yaj kiab poob thiab, nrog nws, noj paj kws.Thaum cov pej xeem pib noj paj kws hauv tsev, kev sib raug zoo tshiab ntawm TV thiab paj kws tau ua rau muaj kev muaj koob meej dua.

· Microwave paj kws - thawj zaug siv microwave cua sov nyob rau hauv 1940s - twb accounted rau $240 lab nyob rau hauv ib xyoos twg US paj kws muag khoom nyob rau hauv 1990s.

· Cov neeg Amelikas niaj hnub no haus 17.3 billion quarts ntawm paj kws paj kws paj kws txhua xyoo.Qhov nruab nrab Asmeskas noj txog 68 quarts.