Bloodhd

: Add Red Food Dye gradually. Use a tiny drop of Blue or Green Dye to deepen the red into a more realistic, darker venous color.

: Apply a solution of Potassium Thiocyanate to the skin (it will look clear). Trigger : Coat a blunt prop knife in Iron (III) Chloride . BloodHD

: Start with Corn Syrup as your primary thickening agent. : Add Red Food Dye gradually

: Add a small amount of Cornstarch to make the liquid less translucent. 2. Washable Costume Blood Trigger : Coat a blunt prop knife in Iron (III) Chloride

: Mix in Cocoa Powder or Chocolate Syrup . This adds "body" and prevents the blood from looking like transparent red syrup.

: The soap helps the dye lift from fibers during washing, though you should always test a small patch of fabric first. 3. "Chemical Cut" (Special Effects)