Lub tshuab tua hluav taws yog ib qho khoom siv hluav taws xob tua hluav taws. Muab cov tshuaj tua hluav taws tua hluav taws kom tua hluav taws. Cov hluav taws tua hluav taws yog ib qho ntawm cov khoom siv tua hluav taws. Lawv muab khaws cia rau hauv qhov chaw pej xeem lossis qhov chaw uas muaj hluav taws kub. Cov tshuaj tua hluav taws sib txawv tau ntim nrog cov khoom sib txawv thiab tshwj xeeb tsim los rau cov hluav taws kub sib txawv. Yuav tsum tau saib xyuas kom tsis txhob muaj kev phom sij thiab kev phom sij thaum siv.
Lub ntiaj teb thawj lub tshuab tua hluav taws tau yug los. Xyoo 1834, qhov hluav taws kub hauv London yuav luag tag nrho lub tsev qub qub ntawm Westminster, qhov chaw nyob ntawm British Houses of Parliament. Ntawm cov neeg saib hluav taws ntau, muaj ib tus neeg uas tsis nyob twj ywm saib qhov hluav taws kub, thiab nws yog George William Manby.
Yug hauv Norfolk, Manby yog ib tug tub rog hluas, tub ceev xwm los ua tus thawj coj, tus thawj coj ntawm Yarmouth Barracks, txoj haujlwm uas tso cai rau nws siv sijhawm los mob siab rau nws tus kheej ua rau cawm tib neeg txoj sia uas tau thov rau nws. Yav dhau los, nws tau mob siab rau kev cawm cov nkoj tawg. Nws tau tsim lub ris tsho zoo li lub neej thiab yog thawj tus neeg los tawm tswv yim lub teeb ci ntsa iab los txheeb xyuas cov teeb liab.
Tom qab ntawd, Manby tau hloov nws txoj kev txawj ntse los ntawm kev cawm dej hiav txwv mus rau kev tua hluav taws. Thaum hluav taws kub hnyiab, nws tab tom sim nrog cov hluav taws kub. Nws qhov txiaj ntsig zoo tshaj plaws thiab kev txhawb nqa yog nws qhov kev tsim kho ntawm lub tshuab hluav taws xob hluav taws xob hluav taws xob, lub tog raj kheej tooj liab ntev ob taw thiab yim ntiv tes hauv txoj kab uas hla nrog lub peev xwm ntawm plaub nkas loos litres, tseem ceeb tib yam li cov tua hluav taws niaj hnub no. Nws muab cov tshuaj tua hluav taws tso rau hauv nws lub trolley tsim tshwj xeeb, thiab nws cia siab tias cov neeg saib xyuas uas muaj cov twj tua hluav taws zoo li no yuav tua hluav taws me me thaum pib hluav taws, yog li txo qhov hluav taws kub loj.