petroleum (Q749): Difference between revisions

@@ Property / instance of @@
+product
@@ Property / instance of: product / rank @@
+Normal rank
@@ Property / instance of @@
+nonmineral
@@ Property / instance of: nonmineral / rank @@
+Normal rank
@@ Property / instance of @@
+mixture
@@ Property / instance of: mixture / rank @@
+Normal rank
@@ Property / instance of @@
+commodity
@@ Property / instance of: commodity / rank @@
+Normal rank