The effect of lying blood using chemical reactions #shorts

00:00:21
https://www.youtube.com/watch?v=gIyOS5OLuPw

摘要

TLDRThe video explains a special effect used in the film industry where a blunt knife coated with feric chloride creates a red liquid that resembles blood when it touches skin coated with potassium thiocyanate. This chemical reaction produces a realistic appearance of blood without using any actual blood, making it a safe and effective technique for filmmakers.

心得

  • 🔪 The knife is blunt for safety.
  • 🩸 The red liquid mimics blood.
  • ⚗️ Potassium thiocyanate is used on the skin.
  • 🧪 Feric chloride is used on the knife.
  • 🎬 This is a common film industry trick.
  • 💡 The reaction is purely chemical.
  • 🚫 No real blood is involved.
  • 🎥 Enhances realism in films.
  • 🛡️ Safe for actors and crew.
  • ✨ Creates dramatic effects easily.

时间轴

  • 00:00:00 - 00:00:21

    The video introduces a film industry trick where a blunt knife coated with feric chloride creates a red liquid upon contact with skin coated in potassium thiocyanate. This chemical reaction mimics the appearance of blood, enhancing the realism of scenes without actual harm.

思维导图

视频问答

  • What is potassium thiocyanate?

    Potassium thiocyanate is a chemical compound used in this trick to create a red color.

  • What is feric chloride?

    Feric chloride is a chemical that, when in contact with potassium thiocyanate, produces a red color.

  • Is the red liquid real blood?

    No, the red liquid is a result of a chemical reaction, not real blood.

  • Why is this trick used in films?

    This trick is used to create realistic effects without using real blood.

  • Is the knife sharp?

    No, the knife is blunt to ensure safety during the trick.

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  • 00:00:00
    [Music]
  • 00:00:02
    As soon as the knife touches the skin,
  • 00:00:04
    red liquid starts to appear, but it's
  • 00:00:06
    not blood. It's actually a secret trick
  • 00:00:08
    often used in the film industry. The
  • 00:00:09
    trick is simple. The skin is coated with
  • 00:00:12
    a liquid called potassium thiocyanate,
  • 00:00:13
    while the blunt knife is coated with
  • 00:00:15
    feric chloride. When the two substances
  • 00:00:17
    come into contact, a chemical reaction
  • 00:00:20
    occurs that produces a red color just
  • 00:00:22
    like real
标签
  • film industry
  • special effects
  • potassium thiocyanate
  • feric chloride
  • chemical reaction
  • blood effect
  • safety
  • realism
  • cinema
  • tricks