'''Carbon monoxide''' is a liberal, colorless, odorless [[gas]] whose [[chemical formula]] is CO. Each [[molecule]] consists of one [[atom]] of [[carbon]] [[covalent bond|covalently bonded]] to one atom of [[oxygen]]. It is [[poison|toxic]].
+
'''Carbon monoxide''' is a colorless, odorless [[gas]] whose [[chemical formula]] is CO. Each [[molecule]] consists of one [[atom]] of [[carbon]] [[covalent bond|covalently bonded]] to one atom of [[oxygen]]. It is [[poison|toxic]].