Nhi\u1ec1u ng\u01b0\u1eddi l\u00e1i xe hay \u0111\u1eb7t c\u00e2u h\u1ecfi l\u00e0 t\u1ea1i sao gi\u00e1 x\u0103ng \u1edf c\u00e1c tr\u1ea1m Chevron, Mobile, Shell\u2026 l\u1ea1i cao h\u01a1n x\u0103ng \u1edf c\u00e1c tr\u1ea1m th\u00f4ng th\u01b0\u1eddng kh\u00e1 nhi\u1ec1u. N\u1ebfu l\u1ea5y s\u1ef1 kh\u00e1c bi\u1ec7t l\u00e0 30 cent cho m\u1ed9t gallon x\u0103ng, vi\u1ec7c \u0111\u1ed5 \u0111\u1ea7y b\u00ecnh x\u0103ng 12 gallon \u1edf tr\u1ea1m x\u0103ng th\u01b0\u1eddng ti\u1ebft ki\u1ec7m \u0111\u01b0\u1ee3c g\u1ea7n $4. Th\u1ef1c s\u1ef1 x\u0103ng c\u1ee7a c\u00e1c th\u01b0\u01a1ng hi\u1ec7u cao c\u1ea5p c\u00f3 \u0111em l\u1ea1i nhi\u1ec1u l\u1ee3i \u00edch cho xe \u0111\u1ec3 b\u00f9 l\u1ea1i cho gi\u00e1 cao?<\/p>\n
Tr\u00ean trang m\u1ea1ng xe h\u01a1i cartalk.com c\u00f3 \u0111\u0103ng th\u1eafc m\u1eafc t\u1eeb m\u1ed9t \u0111\u1ed9c gi\u1ea3 v\u1ec1 l\u1ee3i \u00edch kh\u00e1c bi\u1ec7t gi\u1eefa x\u0103ng th\u01b0\u01a1ng hi\u1ec7u v\u00e0 x\u0103ng \u1edf c\u00e1c tr\u1ea1m th\u00f4ng th\u01b0\u1eddng, c\u00f9ng c\u00e2u tr\u1ea3 l\u1eddi c\u1ee7a chuy\u00ean vi\u00ean Car Talk.<\/p>\n
\u0110\u1ed9c gi\u1ea3 th\u1eafc m\u1eafc: M\u1ed9t \u0111\u1ed9c gi\u1ea3 t\u00ean Mickey cho bi\u1ebft v\u1eabn th\u01b0\u1eddng nghe n\u00f3i l\u00e0 x\u0103ng th\u01b0\u01a1ng hi\u1ec7u (Chevron, Shell, Mobile\u2026) t\u1ed1t h\u01a1n cho \u0111\u1ed9ng c\u01a1 xe so v\u1edbi x\u0103ng gi\u00e1 r\u1ebb b\u00e1n t\u1ea1i c\u00e1c tr\u1ea1m x\u0103ng th\u00f4ng th\u01b0\u1eddng. Th\u1ef1c s\u1ef1 c\u00f3 \u0111\u00fang v\u1eady kh\u00f4ng?<\/p>\n
Chuy\u00ean gia tr\u1ea3 l\u1eddi: Thu\u1edf ban \u0111\u1ea7u, t\u1ea5t c\u1ea3 x\u0103ng \u0111\u1ec1u l\u00e0m t\u1eeb c\u00f9ng m\u1ed9t ngu\u1ed3n: nh\u1eefng con kh\u1ee7ng long \u0111\u00e3 ch\u1ebft d\u01b0\u1edbi l\u00f2ng \u0111\u1ea5t! D\u1ea7u th\u00f4 \u0111\u01b0\u1ee3c khai th\u00e1c, \u0111\u01b0a \u0111\u1ebfn m\u1ed9t nh\u00e0 m\u00e1y l\u1ecdc d\u1ea7u, \u0111\u01b0\u1ee3c bi\u1ebfn th\u00e0nh x\u0103ng v\u00e0 ch\u1ee9a trong c\u00e1c b\u1ec3 ch\u1ee9a kh\u1ed5ng l\u1ed3. \u0110\u1ebfn th\u1eddi \u0111i\u1ec3m \u0111\u00f3, t\u1ea5t c\u1ea3 x\u0103ng v\u1eabn kh\u00f4ng c\u00f3 g\u00ec kh\u00e1c bi\u1ec7t.<\/p>\n
Nh\u01b0ng m\u1ed9t khi m\u1ed9t nh\u00e0 b\u00e1n l\u1ebb x\u0103ng mua m\u1ed9t l\u00f4 x\u0103ng, \u0111\u00f3 l\u00e0 l\u00fac m\u1ecdi th\u1ee9 thay \u0111\u1ed5i. Khi Shell, Chevron, ho\u1eb7c Fred\u2019s Burritos & Gas (th\u01b0\u01a1ng hi\u1ec7u x\u0103ng r\u1ebb) \u0111\u1eb7t h\u00e0ng, nh\u00e0 m\u00e1y l\u1ecdc d\u1ea7u s\u1ebd th\u00eam m\u1ed9t s\u1ed1 ch\u1ea5t t\u1ea9y r\u1eeda v\u00e0 ph\u1ee5 gia do nh\u00e0 b\u00e1n l\u1ebb ch\u1ec9 \u0111\u1ecbnh v\u00e0 \u0111\u1ed3ng \u00fd thanh to\u00e1n. Trong khi Fred\u2019s Burritos & Gas c\u00f3 th\u1ec3 y\u00eau c\u1ea7u nh\u00e0 m\u00e1y l\u1ecdc d\u1ea7u ch\u1ec9 c\u1ea7n th\u00eam ch\u1ea5t t\u1ea9y r\u1eeda \u1edf m\u1ee9c t\u1ed1i thi\u1ec3u v\u00ec h\u1ecd c\u1ea1nh tranh v\u1ec1 gi\u00e1, th\u00ec Chevron, Mobile c\u00f3 th\u1ec3 ch\u1ec9 \u0111\u1ecbnh h\u00e0m l\u01b0\u1ee3ng ph\u1ee5 gia t\u1ed1t h\u01a1n.<\/p>\n
L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 bi\u1ebft nh\u00e0 b\u00e1n l\u1ebb n\u00e0o c\u00f3 x\u0103ng t\u1ed1t h\u01a1n? Kho\u1ea3ng n\u0103m 2004, m\u1ed9t nh\u00f3m c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t xe h\u01a1i lo ng\u1ea1i r\u1eb1ng c\u1eb7n b\u1ea9n t\u1eeb vi\u1ec7c \u0111\u1ed1t ch\u00e1y kh\u00f4ng h\u1ebft x\u0103ng s\u1ebd l\u00e0m gi\u1ea3m \u0111\u1ed9 b\u1ec1n \u0111\u1ed9ng c\u01a1, l\u00e0m t\u0103ng chi ph\u00ed b\u1ea3o tr\u00ec xe. H\u1ecd c\u00f9ng nhau th\u1ed1ng nh\u1ea5t v\u1ec1 m\u1ed9t lo\u1ea1i x\u0103ng c\u00f3 th\u00e0nh ph\u1ea7n ph\u1ee5 gia x\u0103ng \u0111\u00e1p \u1ee9ng ti\u00eau chu\u1ea9n. \u0110\u00f3 l\u00e0 lo\u1ea1i x\u0103ng \u201ctop tier\u201d, \u0111\u01b0\u1ee3c Audi, BMW, Ford, General Motors, Honda, Mercedes-Benz, Subaru, Stellantis, Toyota v\u00e0 Volkswagen c\u00f4ng nh\u1eadn, khuy\u00ean ng\u01b0\u1eddi l\u00e1i n\u00ean d\u00f9ng cho xe c\u1ee7a h\u1ecd.<\/p>\n
X\u0103ng top tier c\u00f3 t\u1ea1o ra s\u1ef1 kh\u00e1c bi\u1ec7t kh\u00f4ng? B\u1eb1ng ch\u1ee9ng x\u00e1c th\u1ef1c m\u00e0 ch\u00fang ta c\u00f3 cho \u0111\u1ebfn nay \u0111\u1ebfn t\u1eeb m\u1ed9t nghi\u00ean c\u1ee9u do AAA th\u1ef1c hi\u1ec7n v\u00e0o n\u0103m 2016. H\u1ecd \u0111\u00e3 cho m\u1ed9t ph\u00f2ng th\u00ed nghi\u1ec7m \u0111\u1ed9c l\u1eadp th\u1eed nghi\u1ec7m m\u1ed9t s\u1ed1 \u0111\u1ed9ng c\u01a1 m\u1edbi b\u1eb1ng ba lo\u1ea1i x\u0103ng top tier v\u00e0 ba lo\u1ea1i nhi\u00ean li\u1ec7u th\u00f4ng th\u01b0\u1eddng. Sau khi ch\u1ea1y kho\u1ea3ng 4,000 d\u1eb7m, \u0111\u1ed9ng c\u01a1 s\u1eed d\u1ee5ng x\u0103ng th\u01b0\u1eddng c\u00f3 l\u01b0\u1ee3ng b\u1ee5i than tr\u00ean valve cao g\u1ea5p 19 l\u1ea7n so v\u1edbi \u0111\u1ed9ng c\u01a1 s\u1eed d\u1ee5ng x\u0103ng cao c\u1ea5p. D\u1ef1a tr\u00ean b\u1eb1ng ch\u1ee9ng n\u00e0y, c\u00e1c chuy\u00ean gia khuy\u00ean n\u00ean s\u1eed d\u1ee5ng x\u0103ng top tier.<\/p>\n
Nicolaus Otto, nh\u00e0 ph\u00e1t minh ra \u0111\u1ed9ng c\u01a1 b\u1ed1n th\u00ec, \u0111\u00e3 s\u1eed d\u1ee5ng ethanol \u0111\u1ec3 cung c\u1ea5p n\u0103ng l\u01b0\u1ee3ng cho m\u1ed9t trong nh\u1eefng \u0111\u1ed9ng c\u01a1 \u0111\u1ea7u ti\u00ean c\u1ee7a m\u00ecnh v\u00e0o n\u0103m 1876. Ethanol c\u0169ng l\u00e0 ch\u1ea5t ph\u1ee5 gia ph\u1ed5 bi\u1ebfn cho x\u0103ng v\u00e0o nh\u1eefng n\u0103m 1920 v\u00e0 1930. Tuy nhi\u00ean, s\u1ef1 quan t\u00e2m hi\u1ec7n t\u1ea1i \u0111\u1ed1i v\u1edbi ethanol c\u00f3 t\u1eeb nh\u1eefng n\u0103m 1970s, khi t\u00ecnh tr\u1ea1ng thi\u1ebfu h\u1ee5t kh\u00ed \u0111\u1ed1t x\u1ea3y ra tr\u00ean to\u00e0n c\u00e2u, v\u00e0 con ng\u01b0\u1eddi quan t\u00e2m h\u01a1n v\u1ec1 m\u00f4i tr\u01b0\u1eddng.<\/p>\n
Theo trang m\u1ea1ng xe h\u01a1i jalopnik.com, ethanol \u0111\u01b0\u1ee3c qu\u1ea3ng c\u00e1o l\u00e0 nhi\u00ean li\u1ec7u \u0111\u1ed1t s\u1ea1ch h\u01a1n x\u0103ng, \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb c\u00e1c ngu\u1ed3n t\u00e1i t\u1ea1o nh\u01b0 b\u1eafp \u0111\u01b0\u1ee3c tr\u1ed3ng ngay t\u1ea1i M\u1ef9, gi\u00fap gi\u1ea3m ph\u1ee5 thu\u1ed9c v\u00e0o ngu\u1ed3n d\u1ea7u m\u1ecf n\u01b0\u1edbc ngo\u00e0i cho nhu c\u1ea7u n\u0103ng l\u01b0\u1ee3ng. Tuy nhi\u00ean, \u0111i\u1ec1u \u0111\u00f3 c\u0169ng g\u00e2y tranh c\u00e3i; nhi\u1ec1u ng\u01b0\u1eddi hi\u1ec7n tin r\u1eb1ng nhi\u00ean li\u1ec7u ethanol l\u00e0 \u201cm\u1ed9t tr\u00f2 l\u1eeba \u0111\u1ea3o\u201d gi\u1ed1ng nh\u01b0 xe \u0111i\u1ec7n. S\u1ef1 th\u1eadt v\u1ec1 l\u1ee3i v\u00e0 h\u1ea1i c\u1ee7a x\u0103ng pha ethanol ra sao?<\/p>\n
C\u00f3 nhi\u1ec1u l\u00fd do khi\u1ebfn ethanol \u0111\u01b0\u1ee3c th\u00eam v\u00e0o x\u0103ng, b\u1eaft \u0111\u1ea7u v\u1edbi vi\u1ec7c s\u1eed d\u1ee5ng nh\u01b0 m\u1ed9t c\u00e1ch \u0111\u1ec3 ng\u0103n ng\u1eeba s\u1ef1 ch\u00e1y n\u1ed5 s\u1edbm. Ngay t\u1eeb \u0111\u1ea7u, h\u1ea7u h\u1ebft x\u0103ng c\u1ee7a Hoa K\u1ef3 l\u00e0 h\u1ed7n h\u1ee3p g\u1ed3m 90% x\u0103ng v\u00e0 10% ehtanol \u0111\u1ec3 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 n\u00e0y, t\u1eadn d\u1ee5ng ch\u1ec9 s\u1ed1 octane cao h\u01a1n c\u1ee7a ethanol.<\/p>\n
Ethanol c\u0169ng \u0111\u01b0\u1ee3c th\u00eam v\u00e0o x\u0103ng v\u00ec l\u00fd do m\u00f4i tr\u01b0\u1eddng, c\u00f3 th\u1ec3 ch\u00e1y s\u1ea1ch h\u01a1n v\u00e0 ho\u00e0n to\u00e0n h\u01a1n x\u0103ng, x\u1ea3 \u00edt kh\u00ed th\u1ea3i nh\u00e0 k\u00ednh h\u01a1n. Nh\u01b0ng n\u1ebfu nh\u00ecn to\u00e0n c\u1ea3nh h\u01a1n th\u00ec \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 kh\u00f4ng c\u00f2n \u0111\u00fang. M\u1ed9t s\u1ed1 nh\u00e0 khoa h\u1ecdc cho r\u1eb1ng n\u1ebfu t\u00ednh \u0111\u1ebfn l\u01b0\u1ee3ng kh\u00ed th\u1ea3i trong qui tr\u00ecnh bi\u1ebfn ng\u00f4 th\u00e0nh ethanol, c\u00f3 khi s\u1ebd t\u1ea1o ra nhi\u1ec1u kh\u00ed th\u1ea3i h\u01a1n x\u0103ng.<\/p>\n
H\u1ea7u h\u1ebft ethanol \u0111\u1ec1u c\u00f3 ngu\u1ed3n g\u1ed1c t\u1eeb ng\u00f4, t\u01b0\u01a1ng \u0111\u1ed1i d\u1ec5 tr\u1ed3ng. \u0110\u00fang l\u00e0 ethanol ch\u1ee9a \u00edt n\u0103ng l\u01b0\u1ee3ng h\u01a1n tr\u00ean m\u1ed9t gallon so v\u1edbi x\u0103ng, c\u00e0ng th\u00eam nhi\u1ec1u th\u00ec \u0111\u1ed9ng c\u01a1 c\u00e0ng ho\u1ea1t \u0111\u1ed9ng k\u00e9m hi\u1ec7u qu\u1ea3. Tuy nhi\u00ean, gi\u00e1 c\u1ee7a ethanol l\u1ea1i r\u1ebb h\u01a1n gi\u00e1 x\u0103ng.<\/p>\n
Vi\u1ec7c s\u1eed d\u1ee5ng ethanol c\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9ng c\u01a1 kh\u00f4ng? H\u1ea7u h\u1ebft nh\u1eefng m\u1eabu xe \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o t\u1eeb nh\u1eefng n\u0103m 2000 tr\u1edf \u0111i \u0111\u1ec1u \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ch\u1ea1y b\u1eb1ng nhi\u00ean li\u1ec7u x\u0103ng\/etanol 90\/10. Nh\u1eefng \u0111\u1ed9ng c\u01a1 c\u0169 c\u00f3 th\u1ec3 g\u1eb7p ph\u1ea3i m\u1ed9t s\u1ed1 v\u1ea5n \u0111\u1ec1. Ethanol l\u00e0 dung m\u00f4i cho m\u1ed9t s\u1ed1 lo\u1ea1i cao su v\u00e0 nh\u1ef1a ch\u01b0a qua x\u1eed l\u00fd th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m \u1ed1ng m\u1ec1m v\u00e0 ph\u1edbt trong c\u00e1c \u0111\u1ed9ng c\u01a1 c\u0169, c\u00f3 th\u1ec3 l\u00e0m c\u00e1c b\u1ed9 ph\u1eadn n\u00e0y b\u1ecb h\u1ecfng h\u00f3c.<\/p>\n
Ngo\u00e0i ra, ethanol c\u00f3 xu h\u01b0\u1edbng h\u1ea5p th\u1ee5 n\u01b0\u1edbc t\u1eeb kh\u00f4ng kh\u00ed, d\u1eabn \u0111\u1ebfn t\u00ecnh tr\u1ea1ng r\u1ec9 s\u00e9t v\u00e0 \u0103n m\u00f2n \u0111\u1ed9ng c\u01a1 v\u00e0 h\u1ec7 th\u1ed1ng ti\u1ebfp nhi\u00ean li\u1ec7u.<\/p>\n
L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 bi\u1ebft th\u01b0\u01a1ng hi\u1ec7u x\u0103ng top tier? C\u00e1ch d\u1ec5 nh\u1ea5t l\u00e0 truy c\u1eadp trang m\u1ea1ng https:\/\/www.toptiergas.com\/gasoline-brands\/<\/a><\/p>\n H\u1ea7u h\u1ebft c\u00e1c th\u01b0\u01a1ng hi\u1ec7u l\u1edbn, bao g\u1ed3m c\u1ea3 Costco, hi\u1ec7n l\u00e0 x\u0103ng top tier. M\u1ed9t s\u1ed1 th\u01b0\u01a1ng hi\u1ec7u nh\u1ecf h\u01a1n, th\u00ed d\u1ee5 nh\u01b0 Arco, Quik Trip c\u0169ng l\u00e0 x\u0103ng top tier, m\u1eb7c d\u00f9 gi\u00e1 r\u1ebb h\u01a1n \u0111\u00e1ng k\u1ec3 so v\u1edbi Mobile, Chevron\u2026<\/p>\n N\u00f3i t\u00f3m l\u1ea1i, x\u0103ng top tier c\u00f3 l\u1ee3i cho \u0111\u1ed9ng c\u01a1 xe, n\u00ean \u0111\u01b0\u1ee3c khuy\u1ebfn kh\u00edch s\u1eed d\u1ee5ng. Nh\u01b0ng ch\u00fang kh\u00f4ng nh\u1ea5t thi\u1ebft ph\u1ea3i l\u00e0 nh\u1eefng th\u01b0\u01a1ng hi\u1ec7u x\u0103ng m\u1eafc ti\u1ec1n. Gi\u00e1 r\u1ebb nh\u01b0 Costco, Arco v\u1eabn l\u00e0 x\u0103ng top tier.<\/p>\n The post X\u0103ng \u1edf Costco, Arco v\u1eabn l\u00e0 x\u0103ng top tier!<\/a> appeared first on Saigon Nh\u1ecf<\/a>.<\/p>","protected":false},"excerpt":{"rendered":" Nhi\u1ec1u ng\u01b0\u1eddi l\u00e1i xe hay \u0111\u1eb7t c\u00e2u h\u1ecfi l\u00e0 t\u1ea1i sao gi\u00e1 x\u0103ng \u1edf c\u00e1c tr\u1ea1m Chevron, Mobile, Shell\u2026 l\u1ea1i cao h\u01a1n x\u0103ng \u1edf c\u00e1c tr\u1ea1m th\u00f4ng th\u01b0\u1eddng kh\u00e1 nhi\u1ec1u. N\u1ebfu l\u1ea5y s\u1ef1 kh\u00e1c bi\u1ec7t l\u00e0 30 cent cho m\u1ed9t gallon x\u0103ng, vi\u1ec7c \u0111\u1ed5 \u0111\u1ea7y b\u00ecnh x\u0103ng 12 gallon \u1edf tr\u1ea1m x\u0103ng th\u01b0\u1eddng ti\u1ebft ki\u1ec7m …<\/p>","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"fifu_image_url":"","fifu_image_alt":"","footnotes":""},"categories":[144],"tags":[],"class_list":["post-58622","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-technology"],"_links":{"self":[{"href":"https:\/\/vietvalley.com\/en\/wp-json\/wp\/v2\/posts\/58622","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vietvalley.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vietvalley.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vietvalley.com\/en\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/vietvalley.com\/en\/wp-json\/wp\/v2\/comments?post=58622"}],"version-history":[{"count":0,"href":"https:\/\/vietvalley.com\/en\/wp-json\/wp\/v2\/posts\/58622\/revisions"}],"wp:attachment":[{"href":"https:\/\/vietvalley.com\/en\/wp-json\/wp\/v2\/media?parent=58622"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vietvalley.com\/en\/wp-json\/wp\/v2\/categories?post=58622"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vietvalley.com\/en\/wp-json\/wp\/v2\/tags?post=58622"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}