Angel appears to have renamed solid_resin_1 to solid_resin.
Patch:
replace end of recipe.lua in mods\CharcoalBurner_1.16.21.zip\CharcoalBurner_1.16.21\prototypes\petrochem with
results=
{
{type="item", name="solid-resin", amount=1},
},
icon = "__angelspetrochem__/graphics/icons/solid-resin.png",
icon_size=32,
order = "g[solid-resin]",
},
})