@@ -1,8 +1,11 @@
 local u = sorcery.lib
 sorcery.registry.mk('infusions',false)
 sorcery.registry.mk('residue',false)
 
+sorcery.register_potion_tbl = function(tbl) -- :/
+	return sorcery.register_potion(tbl.name,tbl.label,tbl.desc,tbl.color,tbl.imgvariant,tbl.glow,tbl.extra)
+end
 sorcery.register_potion = function(name,label,desc,color,imgvariant,glow,extra)
 	local image = 'sorcery_liquid_'..(imgvariant or 'dull')..'.png' .. 
 		'^[multiply:'..tostring(color)..
 		'^vessels_glass_bottle.png'
@@ -22,9 +25,9 @@
 		tiles = {image};
 		inventory_image = image;
 		paramtype = "light";
 		is_ground_content = false;
-		light_source = glow or 0;
+		light_source = glow and math.min(minetest.LIGHT_MAX,glow) or 0;
 		drop = 'sorcery:' .. name;
 		preserve_metadata = function(pos,node,meta,newstack)
 			newstack[1]:get_meta():from_table(meta)
 		end;