Trong t\u01b0\u01a1ng lai ch\u00fang ta s\u1ebd d\u00f9ng v\u1eadt li\u1ec7u g\u00ec \u0111\u1ec3 l\u00e0m nh\u00e0? Ng\u00e0y c\u00e0ng nhi\u1ec1u c\u00e1c v\u1eadt li\u1ec7u v\u00e0 k\u1ef9 thu\u1eadt m\u1edbi \u0111\u01b0\u1ee3c khai ph\u00e1. M\u1ed9t lo\u1ea1i k\u1ef9 thu\u1eadt gia c\u00f4ng m\u1edbi c\u00f3 th\u1ec3 khi\u1ebfn cho b\u00ean trong b\u00eat\u00f4ng ch\u1ee9a \u0111\u1ea7y CO2 si\u00eau l\u1ea1nh. Lo\u1ea1i b\u00eat\u00f4ng ki\u1ec3u m\u1edbi \u0111\u00f3 r\u1eafn ch\u1eafc h\u01a1n b\u00eat\u00f4ng th\u00f4ng th\u01b0\u1eddng, h\u01a1n n\u1eefa c\u00f2n c\u00f3 th\u1ec3 ch\u1ed1ng th\u1ea5m, ch\u1ed1ng \u1ea9m v\u00e0 c\u00e1ch nhi\u1ec7t. Ch\u1ea5t CO2 si\u00eau l\u1ea1nh c\u00f3 l\u1ef1c t\u00e1c d\u1ee5ng l\u1eabn nhau r\u1ea5t m\u1ea1nh \u0111\u1ed1i v\u1edbi c\u00e1c lo\u1ea1i v\u1eadt li\u1ec7u x\u00e2y d\u1ef1ng, n\u00f3 c\u00f3 th\u1ec3 k\u1ebft h\u1ee3p r\u1ea5t t\u1ed1t c\u00e1c v\u1eadt li\u1ec7u x\u00e2y d\u1ef1ng kh\u00e1c.<\/p>\n\n\n\n
Kh\u00f4ng \u00edt c\u00e1c v\u1eadt li\u1ec7u x\u00e2y d\u1ef1ng tr\u01b0\u1edbc kia c\u00f3 \u1ea3nh h\u01b0\u1edfng kh\u00f4ng t\u1ed1t \u0111\u1ed1i v\u1edbi c\u01a1 th\u1ec3 con ng\u01b0\u1eddi, nh\u01b0 trong m\u1ed9t s\u1ed1 v\u1eadt li\u1ec7u c\u00f3 ch\u1ee9a ch\u1ea5t ph\u00f3ng x\u1ea1, c\u00e1c v\u1eadt li\u1ec7u tr\u00e1t t\u01b0\u1eddng c\u0169ng c\u00f3 th\u1ec3 to\u1ea3 ra ch\u1ea5t kh\u00ed c\u00f3 h\u1ea1i, l\u00e0m \u00f4 nhi\u1ec5m m\u00f4i tr\u01b0\u1eddng b\u00ean trong nh\u00e0. Hi\u1ec7n nay con ng\u01b0\u1eddi ng\u00e0y c\u00e0ng coi tr\u1ecdng \u1ee9ng d\u1ee5ng c\u00e1c v\u1eadt li\u1ec7u x\u00e2y d\u1ef1ng xanh. T\u1eeb l\u00e2u c\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u00e3 d\u00f9ng th\u1ef1c v\u1eadt v\u00e0o ng\u00e0nh ki\u1ebfn tr\u00fac, nh\u01b0 d\u00f9ng s\u1ee3i c\u1ee7a d\u00e2y \u0111ay, c\u00e2y gai d\u1ea7u, c\u00e2y d\u1ee9a gai v\u00e0 c\u00e2y b\u00f4ng \u0111\u1ec3 ch\u1ebf t\u1ea1o m\u1ed9t lo\u1ea1i ch\u1ea5t d\u1ebbo v\u00e0 nh\u1ef1a t\u0103ng c\u01b0\u1eddng. \u1ede \u00d4txtr\u00e2ylia, m\u1ed9t c\u00f4ng ty \u0111ang s\u1ea3n xu\u1ea5t t\u1ea5m t\u01b0\u1eddng b\u1ea3o v\u1ec7 ch\u1ebf t\u1ea1o b\u1eb1ng c\u00e1ch t\u1ea9m nh\u1ef1a v\u00e0o l\u00f4ng c\u1eebu. T\u1eeb nay v\u1ec1 sau, s\u1ebd c\u00f3 ng\u00e0y c\u00e0ng nhi\u1ec1u c\u00e1c lo\u1ea1i s\u1ee3i thi\u00ean nhi\u00ean xu\u1ea5t hi\u1ec7n trong h\u00e0ng ng\u0169 c\u00e1c v\u1eadt li\u1ec7u x\u00e2y d\u1ef1ng d\u01b0\u1edbi h\u00ecnh th\u1ee9c ph\u1ee9c h\u1ee3p. C\u00e1c lo\u1ea1i v\u1eadt li\u1ec7u \u0111\u00f3 c\u00f3 nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m l\u00e0 nh\u1eb9, \u0111\u1eb9p, v\u1eefng ch\u1eafc v\u00e0 c\u00f3 th\u1ec3 gia c\u00f4ng th\u00e0nh nh\u1eefng h\u00ecnh d\u1ea1ng \u0111\u1eb7c bi\u1ec7t.<\/p>\n\n\n\n
C\u00e1c t\u01b0\u1eddng ng\u0103n c\u1ee7a nh\u00e0 \u1edf trong t\u01b0\u01a1ng lai s\u1ebd kh\u00f4ng d\u00f9ng lo\u1ea1i s\u01a1n trong su\u1ed1t ch\u1ebf t\u1ea1o b\u1eb1ng s\u1ea3n ph\u1ea9m ho\u00e1 d\u1ea7u \u0111\u1ec3 phun n\u1eefa, m\u00e0 d\u00f9ng m\u1ed9t s\u1ed1 lo\u1ea1i s\u01a1n m\u1edbi ch\u1ebf t\u1ea1o b\u1eb1ng ch\u1ea5t chi\u1ebft xu\u1ea5t t\u1eeb th\u1ef1c v\u1eadt. B\u1ec1 m\u1eb7t t\u01b0\u1eddng ngo\u00e0i trong t\u01b0\u01a1ng lai s\u1ebd ch\u1ebf t\u1ea1o b\u1eb1ng v\u1eadt li\u1ec7u \u0111\u1eb7c bi\u1ec7t t\u01b0\u01a1ng t\u1ef1 nh\u01b0 pin quang \u0111i\u1ec7n, c\u00f3 th\u1ec3 bi\u1ebfn n\u0103ng l\u01b0\u1ee3ng M\u1eb7t Tr\u1eddi th\u00e0nh \u0111i\u1ec7n n\u0103ng, nh\u01b0 v\u1eady c\u00f3 th\u1ec3 cung c\u1ea5p \u0111i\u1ec7n sinh ho\u1ea1t trong nh\u00e0. M\u1ed9t s\u1ed1 ch\u1ea5t nh\u1ef1a c\u00f4ng tr\u00ecnh c\u0169ng \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 l\u00e0m nh\u00e0, lo\u1ea1i ch\u1ea5t nh\u1ef1a n\u00e0y v\u1eeba nh\u1eb9, \u0111\u1eb9p, gi\u00e1 c\u1ea3 l\u1ea1i r\u1ebb, s\u1ee9c b\u1ec1n kh\u00f4ng k\u00e9m g\u00ec s\u1eaft th\u00e9p. Nh\u1ef1a c\u00f2n c\u00f3 th\u1ec3 ch\u1ebf t\u1ea1o th\u00e0nh c\u00e1c “linh ki\u1ec7n” c\u1ee7a nh\u00e0, ng\u01b0\u1eddi ta c\u00f3 th\u1ec3 l\u1eafp d\u1ef1ng th\u00e0nh nh\u00e0 nh\u01b0 l\u00e0 ch\u1ed3ng x\u1ebfp g\u1ed7 v\u1eady.<\/p>\n\n\n\n
B\u00eat\u00f4ng th\u00f4ng th\u01b0\u1eddng \u0111\u1ec1u l\u00e0 nh\u1eefng “ch\u00e0ng trai ki\u00ean c\u01b0\u1eddng b\u1ea5t khu\u1ea5t” kh\u00f4ng th\u1ec3 b\u1ebb cong \u0111\u01b0\u1ee3c, nh\u01b0ng khi x\u1ea3y ra \u0111\u1ed9ng \u0111\u1ea5t th\u00ec s\u1eadp \u0111\u1ed5 tan hoang. N\u1ebfu mu\u1ed1n nghi\u00ean c\u1ee9u lo\u1ea1i b\u00eat\u00f4ng ch\u1ecbu \u0111\u01b0\u1ee3c \u0111\u1ed9ng \u0111\u1ea5t th\u00ec c\u00f3 th\u1ec3 khi\u1ebfn cho c\u00e1c to\u00e0 nh\u00e0 l\u1edbn tr\u00e1nh \u0111\u01b0\u1ee3c hi\u1ec3m ho\u1ea1 \u0111\u1ed9ng \u0111\u1ea5t. Sau khi nghi\u00ean c\u1ee9u, ng\u01b0\u1eddi ta ph\u00e1t hi\u1ec7n ra r\u1eb1ng lo\u1ea1i b\u00eat\u00f4ng b\u00ecnh th\u01b0\u1eddng tr\u00f4ng c\u00f3 v\u1ebb nh\u01b0 \u0111\u1eb7c ch\u1eafc, nh\u01b0ng d\u01b0\u1edbi k\u00ednh hi\u1ec3n vi, b\u00ean trong n\u00f3 \u0111\u00e2u \u0111\u00e2u c\u0169ng \u0111\u1ec1u c\u00f3 nh\u1eefng l\u1ed7 r\u1ed7ng nh\u1ecf h\u01a1n c\u1ea3 s\u1ee3i t\u00f3c, th\u1ea3o n\u00e0o b\u00eat\u00f4ng d\u1ec5 b\u1ecb b\u1ebb g\u00e3y.<\/p>\n\n\n\n
C\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u00e3 nghi\u00ean c\u1ee9u \u0111\u01b0\u1ee3c m\u1ed9t “li\u1ec1u thu\u1ed1c” \u0111\u1ec3 \u0111i\u1ec1u tr\u1ecb c\u00e1c l\u1ed7 nh\u1ecf \u0111\u00f3 b\u1eb1ng c\u00e1c ch\u1ea5t s\u1ee3i d\u00e0i polypropilen, b\u1ed9t s\u1eaft, b\u1ed9t thu\u1ef7 tinh v.v. sau \u0111\u00f3 tr\u1ed9n k\u1ef9, r\u1ed3i \u00e9p th\u00e0nh b\u00eat\u00f4ng. Trong qu\u00e1 tr\u00ecnh \u0111\u00f3 c\u1ea7n ph\u1ea3i lo\u1ea1i b\u1ecf h\u1ebft c\u00e1c l\u1ed7 r\u1ed7ng nh\u1ecf \u1edf trong b\u00eat\u00f4ng, h\u00fat h\u1ebft c\u00e1c ch\u1ea5t kh\u00ed c\u00f2n s\u00f3t l\u1ea1i trong kho\u1ea3ng ch\u00e2n kh\u00f4ng c\u1ee7a c\u00e1c l\u1ed7 r\u1ed7ng, v\u00e0 lo\u1ea1i tr\u1eeb b\u1ecdt kh\u00ed, th\u1ebf l\u00e0 \u0111\u00e3 ch\u1ebf t\u1ea1o \u0111\u01b0\u1ee3c lo\u1ea1i b\u00eat\u00f4ng ch\u1ed1ng \u0111\u1ed9ng \u0111\u1ea5t ki\u1ec3u m\u1edbi. Lo\u1ea1i b\u00eat\u00f4ng n\u00e0y c\u00f3 t\u00ednh n\u0103ng ch\u1ed1ng u\u1ed1n cao g\u1ea5p 100 l\u1ea7n so v\u1edbi b\u00eat\u00f4ng th\u01b0\u1eddng, c\u00f3 c\u01b0\u1eddng \u0111\u1ed9 cao g\u1ea5p b\u1ed1n l\u1ea7n. D\u00f9ng n\u00f3 ch\u1ebf t\u1ea1o th\u00e0nh c\u00e1c t\u1ea5m b\u00eat\u00f4ng ch\u1ec9 c\u1ea7n d\u00e0y 1,27 cm l\u00e0 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi b\u00eat\u00f4ng th\u01b0\u1eddng c\u00f3 chi\u1ec1u d\u00e0y 15 cm. Ho\u00e1 ra l\u00e0 sau khi cho s\u1ee3i polypropilen v\u00e0o trong b\u00eat\u00f4ng, ch\u1ea5t s\u1ee3i c\u00f3 th\u1ec3 k\u00e9o k\u00edn ch\u1eb7t c\u00e1c khe n\u1ee9t m\u1edbi xu\u1ea5t hi\u1ec7n, t\u1ee9c l\u00e0 “ch\u1ed1t ch\u1eb7t” c\u00e1c v\u1ebft n\u1ee9t, kh\u00f4ng cho ch\u00fang ph\u00e1t tri\u1ec3n to l\u00ean. Ngo\u00e0i ra lo\u1ea1i b\u00eat\u00f4ng n\u00e0y m\u1ed7i m\u00e9t d\u00e0i c\u00f3 th\u1ec3 k\u00e9o d\u00e0i th\u00eam ra 1 cm, t\u00ednh n\u0103ng ch\u1ed1ng k\u00e9o n\u00e0y l\u00e0 kh\u00f4ng th\u1ec3 t\u01b0\u1edfng t\u01b0\u1ee3ng \u0111\u01b0\u1ee3c \u0111\u1ed1i v\u1edbi c\u00e1c lo\u1ea1i b\u00eat\u00f4ng th\u01b0\u1eddng.<\/p>\n\n\n\n
\u0110i \u0111\u00f4i v\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a khoa h\u1ecdc k\u1ef9 thu\u1eadt, c\u00e1c v\u1eadt li\u1ec7u d\u00f9ng cho x\u00e2y d\u1ef1ng trong t\u01b0\u01a1ng lai ng\u00e0y c\u00e0ng nhi\u1ec1u, con ng\u01b0\u1eddi sinh s\u1ed1ng trong nh\u1eefng ng\u00f4i nh\u00e0 n\u00e0y s\u1ebd c\u00e0ng tho\u1ea3i m\u00e1i, ti\u1ec7n l\u1ee3i.<\/p>\n\n\n\n
T\u1eeb kh\u00f3a: V\u1eadt li\u1ec7u ki\u1ebfn tr\u00fac.<\/p>\n","protected":false},"excerpt":{"rendered":"
Trong t\u01b0\u01a1ng lai ch\u00fang ta s\u1ebd d\u00f9ng v\u1eadt li\u1ec7u g\u00ec \u0111\u1ec3 l\u00e0m nh\u00e0? Ng\u00e0y c\u00e0ng nhi\u1ec1u c\u00e1c v\u1eadt li\u1ec7u v\u00e0 k\u1ef9 thu\u1eadt m\u1edbi \u0111\u01b0\u1ee3c khai ph\u00e1. M\u1ed9t lo\u1ea1i k\u1ef9 thu\u1eadt gia c\u00f4ng m\u1edbi c\u00f3 th\u1ec3 khi\u1ebfn cho b\u00ean trong b\u00eat\u00f4ng ch\u1ee9a \u0111\u1ea7y CO2 si\u00eau l\u1ea1nh. Lo\u1ea1i b\u00eat\u00f4ng ki\u1ec3u m\u1edbi \u0111\u00f3 r\u1eafn ch\u1eafc h\u01a1n b\u00eat\u00f4ng th\u00f4ng […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_disable_autopaging":false},"categories":[15,16],"tags":[],"class_list":["post-8985","post","type-post","status-publish","format-standard","hentry","category-hoi-dap-khoa-hoc","category-ky-thuat"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/8985","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/comments?post=8985"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/8985\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=8985"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=8985"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=8985"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}