Heat Frame Cooling can be used to transform one item into another by placing items in a chest or other inventory with a Heat Frame attached, and cooling it to below 0°C (commonly using a Vortex Tube).

You can call the Heat Frame Cooling package using mods.pneumaticcraft.heatframecooling

This function removes the first recipe it finds with the given IIngredient output:

ZenScript
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mods.pneumaticcraft.heatframecooling.removeRecipe(IIngredient output);
// Example
mods.pneumaticcraft.heatframecooling.removeRecipe(<minecraft:obsidian>);

This function removes all Heat Frame Cooling recipes:

ZenScript
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mods.pneumaticcraft.heatframecooling.removeAllRecipes();

These functions are used to add new recipes for the Heat Frame Cooling system:

ZenScript
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mods.pneumaticcraft.heatframecooling.addRecipe(IItemStack input, IItemStack output);
mods.pneumaticcraft.heatframecooling.addRecipe(IOreDictEntry input, IItemStack output);

// Example
mods.pneumaticcraft.heatframecooling.addRecipe(<minecraft:slime_ball>, <minecraft:snow_ball>);