Positive OCB = Lava spitting effect from TR1 and TR2. The effect is harmful to Lara.
Choose the colour of the effect via object tint in Tomb Editor.
Choosing a 100% black value (RGB 0,0,0) will result in a subtractive blending mode and appear black.
Can change the effect size by increasing OCB value. For example: OCB 20 will be 2.0 sectors wide.
A negative OCB that creates a lava spitting effect in the Ireland Labyrinth level of TR5. The effect can damage Lara if she gets too close. The OCB value determines the size of the effect. (The default value is 31 in TR5)