Txoj Cai Ntawm Straws

Lub straw siv lub hauv paus ntsiab lus ntawm atmospheric siab. Thaum siv, nws nqus qee cov pa tawm ntawm cov quav cab, ua rau lub siab hauv cov yeeb nkab txo qis. Txhawm rau kom sib npaug ntawm qhov siab, qhov muaj zog atmospheric siab yuav yuam cov kua hauv cov yeeb nkab kom nce. Thaum qhov nqus tau nres, cov kua hauv lub raj poob thiab lub siab rov qab mus rau qhov sib npaug. Qhov no yog lub hauv paus ntsiab lus zoo thiab siv cov straws. Tom qab tsim cov yas, cov ntawv straws tau hloov los ntawm cov yeeb yuj yas straws vim lawv qhov yooj yim dua thiab zoo nkauj.