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  #1  
Old 28th July 2011
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Default Rahasia mengapa Orang bisa berjalan diatas api


Aksi atau permainan berjalan di atas bara api tanpa mengalami luka sudah sering kita lihat. Ada dugaan orang-orang yang melakukan itu menggunakan sihir karena tubuhnya tidak hangus berjalan di atas api. Tapi ada penjelasan ilmiah kenapa seseorang bisa berjalan di atas bara api tanpa terbakar?
Yang pertama, kebanyakan aksi berjalan di atas api mengggunakan api yang berasal dari potongan kayu.
Potongan-potongan kayu ini terdiri dari banyak senyawa karbon, beberapa molekul organiknya mudah menguap termasuk menguapkan air.
Molekul organik ini akan mudah untuk menguap jika dipanaskan, karena panas yang dikeluarkan oleh api akan menguapkan semua senyawa organik volatil (mudah menguap) dan juga air. Sehingga yang didapatkan hanya senyawa karbon yang hampir murni dan karbon adalah merupakan salah satu unsur yang ringan.
Struktur dari karbon ringan merupakan penghantar panas yang buruk, sehingga dibutuhkan waktu yang relatif lama untuk mentransfer panas dari bara ke kulit seseorang.
Tapi jika bara yang dihasilkan berasal dari bahan logam, maka perpindahan panas akan terjadi dalam waktu seketika dan seseorang akan mendapatkan luka bakar parah.
Kedua, abu yang dihasilkan dari proses pembakaran juga bisa bertindak sebagai penghambat panas atau lapisan isolator, sehingga perpindahan panas ke kulit seseorang akan menjadi lebih lambat.
Bukan berarti tidak mungkin terbakar sama sekali, karena perpindahan panas masih bisa terjadi. Jika seseorang berdiri diam di atas bara selama beberapa waktu, maka orang tersebut pasti akan mendapatkan luka bakar yang cukup serius.
Namun jika seseorang membatasi kontak kulitnya dengan bara api misalnya dalam jangka waktu yang sangat singkat atau berjalan dengan cepat, maka kaki tidak akan mendapatkan panas yang cukup untuk membakar kulitnya.
Itulah kenapa aksi-aksi berjalan di atas api memang tidak membuat seseorang terbakar. Tapi memang tidak mudah melakukannya dan dibutuhkan keahlian tertentu.
Luka bakar sendiri akan terjadi jika tubuh terpapar oleh suatu zat yang bersuhu tinggi dan salah satu penyebab utama kecelakaan luka bakar adalah terpapar api.
Berdasarkan derajat kerusakan jaringan, maka luka bakar dibedakan menjadi 3 tipe, yaitu:
  • Luka bakar derajat 1, yakni kerusakan pada lapisan epidermis yang ditandai dengan bengkak ringan di daerah tersebut, kulit kemerahan dan luka lecet.
  • Luka bakar derajat 2, yakni kerusakan meliputi epidermis dan sebagian dermis (lapisan kulit yang lebih dalam), timbul rasa nyeri, infeksi dan terkadang dehidrasi.
  • Luka bakar derajat 3, yakni kerusakan meliputi seluruh lapisan dermis, mengenai lapisan otot dan tulang serta terjadi infeksi.


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  #2  
Old 28th July 2011
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kalau api mah biasa.
nyari yg orang berjalan diatas air komandan..
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  #3  
Old 28th July 2011
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ogut sering ndan..
nih ada videonya..
waktu itu jadi co trainer nya
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  #4  
Old 28th July 2011
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ariefrock tau seluk beluk forumariefrock tau seluk beluk forumariefrock tau seluk beluk forumariefrock tau seluk beluk forumariefrock tau seluk beluk forumariefrock tau seluk beluk forumariefrock tau seluk beluk forumariefrock tau seluk beluk forum
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Wew walau dah tau rahasianya ttp aja ane masih berasa takut ndan...
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  #5  
Old 28th July 2011
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Quote:
Originally Posted by ariefrock View Post
Wew walau dah tau rahasianya ttp aja ane masih berasa takut ndan...
Emang Situ Doang...!
Ane Juga Takut Sob !!!
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  #6  
Old 28th July 2011
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ane bisa bejalan di atas langit
w
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  #7  
Old 28th July 2011
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aaaaa ane tangannnya kecipratan minyak panas aja uda perih
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  #8  
Old 28th July 2011
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Quote:
Originally Posted by rizqiulilabshor View Post
ane bisa bejalan di atas langit
w
Lah Ane Bisa Jalan Di Atas Awan Ndan !!!

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Old 28th July 2011
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Quote:
Originally Posted by rizqiulilabshor View Post
ane bisa bejalan di atas langit
w
Quote:
Originally Posted by DodoLLipeT View Post
Lah Ane Bisa Jalan Di Atas Awan Ndan !!!

gilee pada ngelmu dimane ndan...
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  #10  
Old 28th July 2011
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Quote:
Originally Posted by vals View Post
gilee pada ngelmu dimane ndan...
Belajar Sama Ki Joko Bodo !!!

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